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#0304 · Generation III

Aron

Steel / Rock · Iron Armor Pokémon — first seen in Generation III.

Showing the official games. Pick a ROM hack to see how it changes this Pokémon, or compare all of them.

Base stats

StatBaseMinMax
HP50
210304
Attack70
130262
Defense100
184328
Sp. Attack40
76196
Sp. Defense40
76196
Speed30
58174
Total330

Min and max are at level 100: the minimum is 0 IVs, 0 EVs and a hindering nature, the maximum 31 IVs, 252 EVs and a beneficial nature. Shedinja's HP is always 1 whatever the formula says.

Type defences

Damage Aron takes from each attacking type.

×4
FightingGround
×2
Water
×½
RockBugPsychicIceDragonFairy
×¼
NormalFlying
×0
Poison
×1
GhostSteelFireGrassElectricDark

Evolution

Methods are the current official ones. A ROM hack may change them — trade evolutions especially; the guide table below says which do.

In the ROM hacks it evolves differently

Each guide's own line, in the words its creator published.

Moves by official game

Level-up, TM/HM, tutor and egg moves exactly as each game has them. The newest game this site covers is open; the rest fold out.

Ultra Sun / Ultra Moon18 level-up · 25 TM/HM · 13 tutor · 12 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
1HardenNormalStatus——30
4Mud-SlapGroundSpecial20100%10
7HeadbuttNormalPhysical70100%15
10Metal ClawSteelPhysical5095%35
13Rock TombRockPhysical6095%15
16ProtectNormalStatus——10
19RoarNormalStatus——20
22Iron HeadSteelPhysical80100%15
25Rock SlideRockPhysical7590%10
28Take DownNormalPhysical9085%20
31Metal SoundSteelStatus—85%40
34Iron TailSteelPhysical10075%15
37Iron DefenseSteelStatus——15
40Double-EdgeNormalPhysical120100%15
43AutotomizeSteelStatus——15
46Heavy SlamSteelPhysical—100%10
49Metal BurstSteelPhysical—100%10

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM100ConfideNormalStatus——20
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM32Double TeamNormalStatus——15
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
TM48RoundNormalSpecial60100%15
TM65Shadow ClawGhostPhysical70100%15
TM69Rock PolishRockStatus——20
TM78BulldozeGroundPhysical60100%20
TM80Rock SlideRockPhysical7590%10
TM87SwaggerNormalStatus—85%15
TM88Sleep TalkNormalStatus——10
TM90SubstituteNormalStatus——10

Move tutor

MoveTypeCat.PowerAcc.PP
SnoreNormalSpecial50100%15
SpiteGhostStatus—100%10
Iron TailSteelPhysical10075%15
UproarNormalSpecial90100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Iron DefenseSteelStatus——15
Shock WaveElectricSpecial60—20
Water PulseWaterSpecial60100%20
Magnet RiseElectricStatus——10
Earth PowerGroundSpecial90100%10
Iron HeadSteelPhysical80100%15
Stealth RockRockStatus——20

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
ScreechNormalStatus—85%40
CurseGhostStatus——10
ReversalFightingPhysical—100%15
SmellingSaltNormalPhysical70100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Dragon RushDragonPhysical10075%10
Iron HeadSteelPhysical80100%15
Stealth RockRockStatus——20
Head SmashRockPhysical15080%5
Sun / Moon18 level-up · 25 TM/HM · 12 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
1HardenNormalStatus——30
4Mud-SlapGroundSpecial20100%10
7HeadbuttNormalPhysical70100%15
10Metal ClawSteelPhysical5095%35
13Rock TombRockPhysical6095%15
16ProtectNormalStatus——10
19RoarNormalStatus——20
22Iron HeadSteelPhysical80100%15
25Rock SlideRockPhysical7590%10
28Take DownNormalPhysical9085%20
31Metal SoundSteelStatus—85%40
34Iron TailSteelPhysical10075%15
37Iron DefenseSteelStatus——15
40Double-EdgeNormalPhysical120100%15
43AutotomizeSteelStatus——15
46Heavy SlamSteelPhysical—100%10
49Metal BurstSteelPhysical—100%10

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM100ConfideNormalStatus——20
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM32Double TeamNormalStatus——15
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
TM48RoundNormalSpecial60100%15
TM65Shadow ClawGhostPhysical70100%15
TM69Rock PolishRockStatus——20
TM78BulldozeGroundPhysical60100%20
TM80Rock SlideRockPhysical7590%10
TM87SwaggerNormalStatus—85%15
TM88Sleep TalkNormalStatus——10
TM90SubstituteNormalStatus——10

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
ScreechNormalStatus—85%40
CurseGhostStatus——10
ReversalFightingPhysical—100%15
SmellingSaltNormalPhysical70100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Dragon RushDragonPhysical10075%10
Iron HeadSteelPhysical80100%15
Stealth RockRockStatus——20
Head SmashRockPhysical15080%5
Omega Ruby / Alpha Sapphire18 level-up · 31 TM/HM · 13 tutor · 12 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
1HardenNormalStatus——30
4Mud-SlapGroundSpecial20100%10
7HeadbuttNormalPhysical70100%15
10Metal ClawSteelPhysical5095%35
13Rock TombRockPhysical6095%15
16ProtectNormalStatus——10
19RoarNormalStatus——20
22Iron HeadSteelPhysical80100%15
25Rock SlideRockPhysical7590%10
28Take DownNormalPhysical9085%20
31Metal SoundSteelStatus—85%40
34Iron TailSteelPhysical10075%15
37Iron DefenseSteelStatus——15
40Double-EdgeNormalPhysical120100%15
43AutotomizeSteelStatus——15
46Heavy SlamSteelPhysical—100%10
49Metal BurstSteelPhysical—100%10

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM01Hone ClawsDarkStatus——15
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM100ConfideNormalStatus——20
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
TM48RoundNormalSpecial60100%15
TM65Shadow ClawGhostPhysical70100%15
TM69Rock PolishRockStatus——20
TM78BulldozeGroundPhysical60100%20
TM80Rock SlideRockPhysical7590%10
TM87SwaggerNormalStatus—85%15
TM88Sleep TalkNormalStatus——10
TM90SubstituteNormalStatus——10
TM94Secret PowerNormalPhysical70100%20
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15
HM06Rock SmashFightingPhysical40100%15

Move tutor

MoveTypeCat.PowerAcc.PP
SnoreNormalSpecial50100%15
SpiteGhostStatus—100%10
Iron TailSteelPhysical10075%15
UproarNormalSpecial90100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Iron DefenseSteelStatus——15
Shock WaveElectricSpecial60—20
Water PulseWaterSpecial60100%20
Magnet RiseElectricStatus——10
Earth PowerGroundSpecial90100%10
Iron HeadSteelPhysical80100%15
Stealth RockRockStatus——20

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
ScreechNormalStatus—85%40
CurseGhostStatus——10
ReversalFightingPhysical—100%15
SmellingSaltNormalPhysical70100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Dragon RushDragonPhysical10075%10
Iron HeadSteelPhysical80100%15
Stealth RockRockStatus——20
Head SmashRockPhysical15080%5
X / Y16 level-up · 30 TM/HM · 12 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
1HardenNormalStatus——30
4Mud-SlapGroundSpecial20100%10
8HeadbuttNormalPhysical70100%15
11Metal ClawSteelPhysical5095%35
15Iron DefenseSteelStatus——15
18RoarNormalStatus——20
22Take DownNormalPhysical9085%20
25Iron HeadSteelPhysical80100%15
29ProtectNormalStatus——10
32Metal SoundSteelStatus—85%40
36Iron TailSteelPhysical10075%15
39AutotomizeSteelStatus——15
43Heavy SlamSteelPhysical—100%10
46Double-EdgeNormalPhysical120100%15
50Metal BurstSteelPhysical—100%10

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM01Hone ClawsDarkStatus——15
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM100ConfideNormalStatus——20
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
TM48RoundNormalSpecial60100%15
TM65Shadow ClawGhostPhysical70100%15
TM69Rock PolishRockStatus——20
TM78BulldozeGroundPhysical60100%20
TM80Rock SlideRockPhysical7590%10
TM87SwaggerNormalStatus—85%15
TM88Sleep TalkNormalStatus——10
TM90SubstituteNormalStatus——10
TM94Rock SmashFightingPhysical40100%15
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
ScreechNormalStatus—85%40
CurseGhostStatus——10
ReversalFightingPhysical—100%15
SmellingSaltNormalPhysical70100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Dragon RushDragonPhysical10075%10
Iron HeadSteelPhysical80100%15
Stealth RockRockStatus——20
Head SmashRockPhysical15080%5
Black 2 / White 216 level-up · 28 TM/HM · 12 tutor · 11 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
1HardenNormalStatus——30
4Mud-SlapGroundSpecial20100%10
8HeadbuttNormalPhysical70100%15
11Metal ClawSteelPhysical5095%35
15Iron DefenseSteelStatus——15
18RoarNormalStatus——20
22Take DownNormalPhysical9085%20
25Iron HeadSteelPhysical80100%15
29ProtectNormalStatus——10
32Metal SoundSteelStatus—85%40
36Iron TailSteelPhysical10075%15
39AutotomizeSteelStatus——15
43Heavy SlamSteelPhysical—100%10
46Double-EdgeNormalPhysical120100%15
50Metal BurstSteelPhysical—100%10

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM01Hone ClawsDarkStatus——15
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
TM48RoundNormalSpecial60100%15
TM65Shadow ClawGhostPhysical70100%15
TM69Rock PolishRockStatus——20
TM78BulldozeGroundPhysical60100%20
TM80Rock SlideRockPhysical7590%10
TM87SwaggerNormalStatus—85%15
TM90SubstituteNormalStatus——10
TM94Rock SmashFightingPhysical40100%15
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15

Move tutor

MoveTypeCat.PowerAcc.PP
SnoreNormalSpecial50100%15
SpiteGhostStatus—100%10
Sleep TalkNormalStatus——10
Iron TailSteelPhysical10075%15
UproarNormalSpecial90100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Iron DefenseSteelStatus——15
Magnet RiseElectricStatus——10
Earth PowerGroundSpecial90100%10
Iron HeadSteelPhysical80100%15
Stealth RockRockStatus——20

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
ScreechNormalStatus—85%40
CurseGhostStatus——10
SmellingSaltNormalPhysical70100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Dragon RushDragonPhysical10075%10
Iron HeadSteelPhysical80100%15
Stealth RockRockStatus——20
Head SmashRockPhysical15080%5
Black / White16 level-up · 28 TM/HM · 11 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
4HardenNormalStatus——30
8Mud-SlapGroundSpecial20100%10
11HeadbuttNormalPhysical70100%15
15Metal ClawSteelPhysical5095%35
18Iron DefenseSteelStatus——15
22RoarNormalStatus——20
25Take DownNormalPhysical9085%20
29Iron HeadSteelPhysical80100%15
32ProtectNormalStatus——10
36Metal SoundSteelStatus—85%40
39Iron TailSteelPhysical10075%15
43AutotomizeSteelStatus——15
46Heavy SlamSteelPhysical—100%10
50Double-EdgeNormalPhysical120100%15
53Metal BurstSteelPhysical—100%10

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM01Hone ClawsDarkStatus——15
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
TM48RoundNormalSpecial60100%15
TM65Shadow ClawGhostPhysical70100%15
TM69Rock PolishRockStatus——20
TM78BulldozeGroundPhysical60100%20
TM80Rock SlideRockPhysical7590%10
TM87SwaggerNormalStatus—85%15
TM90SubstituteNormalStatus——10
TM94Rock SmashFightingPhysical40100%15
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
ScreechNormalStatus—85%40
CurseGhostStatus——10
SmellingSaltNormalPhysical70100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Dragon RushDragonPhysical10075%10
Iron HeadSteelPhysical80100%15
Stealth RockRockStatus——20
Head SmashRockPhysical15080%5
HeartGold / SoulSilver14 level-up · 34 TM/HM · 14 tutor · 9 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
4HardenNormalStatus——30
8Mud-SlapGroundSpecial20100%10
11HeadbuttNormalPhysical70100%15
15Metal ClawSteelPhysical5095%35
18Iron DefenseSteelStatus——15
22RoarNormalStatus——20
25Take DownNormalPhysical9085%20
29Iron HeadSteelPhysical80100%15
32ProtectNormalStatus——10
36Metal SoundSteelStatus—85%40
39Iron TailSteelPhysical10075%15
43Double-EdgeNormalPhysical120100%15
46Metal BurstSteelPhysical—100%10

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM03Water PulseWaterSpecial60100%20
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM23Iron TailSteelPhysical10075%15
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM34Shock WaveElectricSpecial60—20
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM43Secret PowerNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
TM58EndureNormalStatus——10
TM65Shadow ClawGhostPhysical70100%15
TM69Rock PolishRockStatus——20
TM76Stealth RockRockStatus——20
TM78CaptivateNormalStatus—100%20
TM80Rock SlideRockPhysical7590%10
TM82Sleep TalkNormalStatus——10
TM83Natural GiftNormalPhysical—100%15
TM87SwaggerNormalStatus—85%15
TM90SubstituteNormalStatus——10
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15
HM06Rock SmashFightingPhysical40100%15

Move tutor

MoveTypeCat.PowerAcc.PP
HeadbuttNormalPhysical70100%15
SnoreNormalSpecial50100%15
SpiteGhostStatus—100%10
Mud-SlapGroundSpecial20100%10
RolloutRockPhysical3090%20
Fury CutterBugPhysical4095%20
Ancient PowerRockSpecial60100%5
UproarNormalSpecial90100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Iron DefenseSteelStatus——15
Magnet RiseElectricStatus——10
Earth PowerGroundSpecial90100%10
Iron HeadSteelPhysical80100%15

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
ScreechNormalStatus—85%40
CurseGhostStatus——10
SmellingSaltNormalPhysical70100%10
EndeavorNormalPhysical—100%5
Dragon RushDragonPhysical10075%10
Iron HeadSteelPhysical80100%15
Head SmashRockPhysical15080%5
Platinum14 level-up · 34 TM/HM · 13 tutor · 8 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
4HardenNormalStatus——30
8Mud-SlapGroundSpecial20100%10
11HeadbuttNormalPhysical70100%15
15Metal ClawSteelPhysical5095%35
18Iron DefenseSteelStatus——15
22RoarNormalStatus——20
25Take DownNormalPhysical9085%20
29Iron HeadSteelPhysical80100%15
32ProtectNormalStatus——10
36Metal SoundSteelStatus—85%40
39Iron TailSteelPhysical10075%15
43Double-EdgeNormalPhysical120100%15
46Metal BurstSteelPhysical—100%10

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM03Water PulseWaterSpecial60100%20
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM23Iron TailSteelPhysical10075%15
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM34Shock WaveElectricSpecial60—20
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM43Secret PowerNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
TM58EndureNormalStatus——10
TM65Shadow ClawGhostPhysical70100%15
TM69Rock PolishRockStatus——20
TM76Stealth RockRockStatus——20
TM78CaptivateNormalStatus—100%20
TM80Rock SlideRockPhysical7590%10
TM82Sleep TalkNormalStatus——10
TM83Natural GiftNormalPhysical—100%15
TM87SwaggerNormalStatus—85%15
TM90SubstituteNormalStatus——10
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15
HM06Rock SmashFightingPhysical40100%15

Move tutor

MoveTypeCat.PowerAcc.PP
SnoreNormalSpecial50100%15
SpiteGhostStatus—100%10
Mud-SlapGroundSpecial20100%10
RolloutRockPhysical3090%20
Fury CutterBugPhysical4095%20
Ancient PowerRockSpecial60100%5
UproarNormalSpecial90100%10
SuperpowerFightingPhysical120100%5
EndeavorNormalPhysical—100%5
Iron DefenseSteelStatus——15
Magnet RiseElectricStatus——10
Earth PowerGroundSpecial90100%10
Iron HeadSteelPhysical80100%15

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
ScreechNormalStatus—85%40
CurseGhostStatus——10
SmellingSaltNormalPhysical70100%10
EndeavorNormalPhysical—100%5
Dragon RushDragonPhysical10075%10
Iron HeadSteelPhysical80100%15
Diamond / Pearl14 level-up · 34 TM/HM · 8 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
4HardenNormalStatus——30
8Mud-SlapGroundSpecial20100%10
11HeadbuttNormalPhysical70100%15
15Metal ClawSteelPhysical5095%35
18Iron DefenseSteelStatus——15
22RoarNormalStatus——20
25Take DownNormalPhysical9085%20
29Iron HeadSteelPhysical80100%15
32ProtectNormalStatus——10
36Metal SoundSteelStatus—85%40
39Iron TailSteelPhysical10075%15
43Double-EdgeNormalPhysical120100%15
46Metal BurstSteelPhysical—100%10

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM03Water PulseWaterSpecial60100%20
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM23Iron TailSteelPhysical10075%15
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM34Shock WaveElectricSpecial60—20
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM43Secret PowerNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
TM58EndureNormalStatus——10
TM65Shadow ClawGhostPhysical70100%15
TM69Rock PolishRockStatus——20
TM76Stealth RockRockStatus——20
TM78CaptivateNormalStatus—100%20
TM80Rock SlideRockPhysical7590%10
TM82Sleep TalkNormalStatus——10
TM83Natural GiftNormalPhysical—100%15
TM87SwaggerNormalStatus—85%15
TM90SubstituteNormalStatus——10
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15
HM06Rock SmashFightingPhysical40100%15

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
ScreechNormalStatus—85%40
CurseGhostStatus——10
SmellingSaltNormalPhysical70100%10
EndeavorNormalPhysical—100%5
Dragon RushDragonPhysical10075%10
Iron HeadSteelPhysical80100%15
FireRed / LeafGreen12 level-up · 24 TM/HM · 5 tutor · 4 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
4HardenNormalStatus——30
7Mud-SlapGroundSpecial20100%10
10HeadbuttNormalPhysical70100%15
13Metal ClawSteelPhysical5095%35
17Iron DefenseSteelStatus——15
21RoarNormalStatus——20
25Take DownNormalPhysical9085%20
29Iron TailSteelPhysical10075%15
34ProtectNormalStatus——10
39Metal SoundSteelStatus—85%40
44Double-EdgeNormalPhysical120100%15

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM03Water PulseWaterSpecial60100%20
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM23Iron TailSteelPhysical10075%15
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM34Shock WaveElectricSpecial60—20
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM43Secret PowerNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15
HM06Rock SmashFightingPhysical40100%15

Move tutor

MoveTypeCat.PowerAcc.PP
Body SlamNormalPhysical85100%15
Double-EdgeNormalPhysical120100%15
MimicNormalStatus——10
Rock SlideRockPhysical7590%10
SubstituteNormalStatus——10

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
SmellingSaltNormalPhysical70100%10
EndeavorNormalPhysical—100%5
Emerald12 level-up · 24 TM/HM · 13 tutor · 4 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
4HardenNormalStatus——30
7Mud-SlapGroundSpecial20100%10
10HeadbuttNormalPhysical70100%15
13Metal ClawSteelPhysical5095%35
17Iron DefenseSteelStatus——15
21RoarNormalStatus——20
25Take DownNormalPhysical9085%20
29Iron TailSteelPhysical10075%15
34ProtectNormalStatus——10
39Metal SoundSteelStatus—85%40
44Double-EdgeNormalPhysical120100%15

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM03Water PulseWaterSpecial60100%20
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM23Iron TailSteelPhysical10075%15
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM34Shock WaveElectricSpecial60—20
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM43Secret PowerNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15
HM06Rock SmashFightingPhysical40100%15

Move tutor

MoveTypeCat.PowerAcc.PP
Body SlamNormalPhysical85100%15
Double-EdgeNormalPhysical120100%15
MimicNormalStatus——10
Defense CurlNormalStatus——40
Rock SlideRockPhysical7590%10
SubstituteNormalStatus——10
SnoreNormalSpecial50100%15
Mud-SlapGroundSpecial20100%10
EndureNormalStatus——10
RolloutRockPhysical3090%20
SwaggerNormalStatus—85%15
Fury CutterBugPhysical4095%20
Sleep TalkNormalStatus——10

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
SmellingSaltNormalPhysical70100%10
EndeavorNormalPhysical—100%5
Ruby / Sapphire12 level-up · 24 TM/HM · 4 egg

Level-up

LvMoveTypeCat.PowerAcc.PP
1TackleNormalPhysical40100%35
4HardenNormalStatus——30
7Mud-SlapGroundSpecial20100%10
10HeadbuttNormalPhysical70100%15
13Metal ClawSteelPhysical5095%35
17Iron DefenseSteelStatus——15
21RoarNormalStatus——20
25Take DownNormalPhysical9085%20
29Iron TailSteelPhysical10075%15
34ProtectNormalStatus——10
39Metal SoundSteelStatus—85%40
44Double-EdgeNormalPhysical120100%15

TM & HM

TMMoveTypeCat.PowerAcc.PP
TM03Water PulseWaterSpecial60100%20
TM05RoarNormalStatus——20
TM06ToxicPoisonStatus—90%10
TM10Hidden PowerNormalSpecial60100%15
TM11Sunny DayFireStatus——5
TM17ProtectNormalStatus——10
TM18Rain DanceWaterStatus——5
TM21FrustrationNormalPhysical—100%20
TM23Iron TailSteelPhysical10075%15
TM26EarthquakeGroundPhysical100100%10
TM27ReturnNormalPhysical—100%20
TM28DigGroundPhysical80100%10
TM32Double TeamNormalStatus——15
TM34Shock WaveElectricSpecial60—20
TM37SandstormRockStatus——10
TM39Rock TombRockPhysical6095%15
TM40Aerial AceFlyingPhysical60—20
TM42FacadeNormalPhysical70100%20
TM43Secret PowerNormalPhysical70100%20
TM44RestPsychicStatus——5
TM45AttractNormalStatus—100%15
HM01CutNormalPhysical5095%30
HM04StrengthNormalPhysical80100%15
HM06Rock SmashFightingPhysical40100%15

Egg moves

MoveTypeCat.PowerAcc.PP
StompNormalPhysical65100%20
Body SlamNormalPhysical85100%15
SmellingSaltNormalPhysical70100%10
EndeavorNormalPhysical—100%5

Where to find it in the official games

Every area in the 16 official games on this site that has it, from each game's own encounter tables.

In the wild

GameAreaMethodLevelsRate
Ruby / SapphireGranite CaveGrass7-1240%
Ruby / SapphireVictory Road rareGrass365%
EmeraldGranite CaveGrass7-1240%
EmeraldVictory Road rareGrass365%
Diamond / PearlFuego IronworksGrass
Poké Radar, swarm, Poké Radar
29-3022%
PlatinumFuego IronworksGrass
morning, Poké Radar, night, Poké Radar
30-3122%
HeartGold / SoulSilverJohto Safari ZoneGrass
morning, peak min 24, night, peak min 24
44-45100%
Black 2 / White 2Guidance ChamberGrass29-3020%
Black 2 / White 2Mistralton CaveGrass29-3020%
X / YTerminus Cave rareHorde245%
Omega Ruby / Alpha SapphireGranite CaveHorde640%
Omega Ruby / Alpha SapphireVictory RoadHorde2035%

Where to find it in the ROM hacks

52 guides on this site put it somewhere you can catch it. Areas link to that guide's own route page, with its own rates and levels.

GuideWhere
Unbound
Frost Mountain 1FLand · Lv 21-24 · 20%
Frost Mountain 2FLand · Lv 21-24 · 20%
Frost Mountain 3FLand · Lv 22-25 · 20%
and 4 more areas
Pokémon Too Many Types 2
Route 122Grass · Lv — · 4%rare
Pyre BasementHidden · Lv — · 40%
Pyre BasementRock Smash · Lv — · 30%
and 2 more areas
Pokémon Soulgold
Union Cave B2FGrass · Lv 21 · 10%
Pokémon Heart & Soul
Route 9Grass · Lv 46-48 · 5%rare
Route 9Grass · Lv 46 · 5%rare
Snowswept CavernRock Smash · Lv 50-60 · 5%rare
Infinite Fusion
Mt. MoonCave (Remix) · Lv 9-10 · 21%
Mt. Moon B1FCave (Remix) · Lv 9-10 · 21%
Mt. Moon (area 4)Cave (Remix) · Lv 9-10 · 21%
and 4 more areas
Pokémon R.O.W.E
Granite CaveGrass · Lv Scales · 5%rare
Granite CaveGrass · Lv Scales · 20%
Granite CaveGrass · Lv Scales · 20%
and 4 more areas
Sword and Shield Ultimate Plus
Wild Area 3 (Volcano)Grass · Lv — · 20%
Lazarus
Acrisia MountainsWild (Day) · Lv 8-10 · 8%
Riverwalk Trail (West)Wild (Day) · Lv 10-12 · 20%
Riverwalk Trail (West)Wild (Night) · Lv 10-12 · 20%
and 1 more area
Pokémon Odyssey
Etrian
Wonder TradeWonder Trade · Lv 5
Cave of AthariCave · Lv 13-16 · 15%
Third Stratum (3-4)Sand · Lv 28-31 · 24%
Blaze Black 2 Redux & Volt White 2 Redux
Relic Passage - CasteliaGrass · Lv 19-20 · 20%
Mistralton CaveGrass · Lv 34-36 · 20%
Mistralton CaveGrass · Lv 35-37 · 20%
and 1 more area
Pokémon Phoenix Red
Mt. Moon B2FGrass · Lv 10 · 10%
Lost Cave B1FGrass · Lv 10-15 · 50%
Radical Red
Rock Tunnel 1FGrass (Day) · Lv 29-31 · 20%
Rock Tunnel 1FGrass (Night) · Lv 29-31 · 20%
Elite Redux
Oldale TownGrass · Lv — · 20%
Granite Cave 1FGrass · Lv — · 10%
Granite Cave B1FGrass · Lv — · 20%
and 3 more areas
Pokémon GS Chronicles
Union Cave (1F)Wild · Lv —
Union Cave (2F)Wild · Lv —
Pokémon Emerald Kaizo
Fallarbor TownGrass · Lv 34 · 20%
Granite Cave 1FGrass · Lv 15 · 25%
Granite Cave Steven's RoomGrass · Lv 16 · 4%rare
Inclement Emerald
Granite CaveGrass · Lv Scales · 10%
Granite CaveGrass · Lv Scales · 20%
Granite CaveGrass · Lv Scales · 20%
Renegade Platinum
Oreburgh Mine ~ 1FMorning · Lv 9-10 · 10%
Oreburgh Mine ~ 1FDay · Lv 9-10 · 10%
Oreburgh Mine ~ 1FNight · Lv 9-10 · 10%
and 3 more areas
Pokémon Odyssey II: Heroes of Lemuria
Iron CryptGrass · Lv 13-15 · 6%
Pokemon Modern Emerald
Granite CaveGrass (day) · Lv 9-11 · 40%
Granite CaveGrass (day) · Lv 10-12 · 40%
Granite CaveGrass (day) · Lv 7-8 · 10%rare
and 2 more areas
Pokémon Crippling Medical Debt Edition
Granite Cave 1FGrass · Lv 20-25 · 10%
Pokémon Emerald Ex
Granite Cave B1FGrass · Lv ? · 20%
Granite Cave B2FGrass · Lv ? · 20%
Granite Cave Steven's RoomGrass · Lv ? · 15%
and 2 more areas
Blinding White Plus
Relic PlateauGrass · Lv 32-34 · 10%
Relic PlateauShaking Grass · Lv 17-20 · 50%
Pokémon Valiant
Granite Cave B1FGrass · Lv 9-11 · 40%
Granite Cave B2FGrass · Lv 10-12 · 40%
Granite Cave Steven's RoomGrass · Lv 7-8 · 10%
and 2 more areas
Gaia
Pokémon Hearth
Saberside QuarryGrass · Lv 25-30 · 1%rare
Saberside QuarryGrass · Lv 25-30 · 1%rare
Saberside QuarryGrass · Lv 25-30 · 1%rare
and 3 more areas
Pokémon Emerald Imperium
Granite Cave B2FRock Smash · Lv 15-20 · 1%rare
Rusturf TunnelGrass · Lv 6-8 · 10%
Pokémon Platinum Kaizo
Ravaged PathGrass · Lv 7 · 8%
Oreburgh MineGrass · Lv 10 · 4%
Oreburgh MineDay · Lv 10 · 10%
Pokémon: Wishes of Tomorrow
AshlandsGrass · Lv 20-24 · 5%rare
Pokémon Exceeded
Granite CaveGrass · Lv 6-10 · 30%
Granite CaveGrass · Lv 6-10 · 30%
Rusturf TunnelGrass · Lv 5-8 · 20%
Pokémon Hoenn's Last Wish
Granite CaveGrass (morning) · Lv 13-17 · 40%
Granite CaveGrass (morning) · Lv 14-18 · 40%
Granite CaveGrass (morning) · Lv 7-8 · 10%
Low Budget Crystal
Granite Cave B2FFixed encounter · Lv Base+3
Granite Cave B2FGrass · Lv Base+1 · 10%
Granite Cave B3FGrass · Lv Base+1 · 30%
and 2 more areas
Pokémon Emerald Squared
Granite Cave 1FLand · Lv 13-20 · 5%
Granite Cave B1FLand · Lv 13-20 · 5%
Granite Cave B2FLand · Lv 13-20 · 5%
and 2 more areas
Pokémon FireRed Reignited & LeafGreen Regrown
Mt. Moon 1FGrass after the wish · Lv 8 · 10%
Mt. Moon B2FGrass after the wish · Lv 11 · 8%
Sacred Gold & Storm Silver
Union Cave (1F)Cave · Lv 12-15 · 5%rare
Union Cave (B1F)Cave · Lv 13-16 · 10%
Blaze Black 2 & Volt White 2
Mistralton CaveCave — 1F · Lv 32 · 20%
Mistralton CaveCave — 2F · Lv 33 · 20%
Pokémon SoothingSilver
Mt. Silver (1F)Grass (morning/day) · Lv 52 · 5%rare
Mt. Silver (3F)Grass (morning/day) · Lv 55 · 5%rare
Mt. Silver (4F)Grass (morning/day) · Lv 56 · 10%
and 3 more areas
Pokémon Definitive Platinum
Oreburgh MineFloor · Lv 6 · 20%
Rising Ruby & Sinking Sapphire
Granite Cave 1FWalking · Lv 13
Granite Cave B1FWalking · Lv 18
Scorched SlabWalking · Lv 35
Blaze Black & Volt White
Wellspring Cave — 1FCave · Lv — · 10%
Fire Red Omega
Mt. MoonGrass · Lv —
Rock TunnelGrass · Lv —
Safari ZoneGrass · Lv —
and 1 more area
Pokemon Prism
Long Tunnel PathGrass · Lv 4-5 · 5%rare
Milos B1FGrass · Lv 21 · 5%rare
Milos B2FGrass (day) · Lv 23 · 5%rare
and 9 more areas
Pokémon Omega Ruby Origins
Ever Grande CityOld Rod · Lv 22-26
Meteor Falls Section 4Old Rod · Lv 7-9
Granite CaveGrass · Lv 9-11
and 1 more area
HeartGold Generations
Mt. MortarGrass (Waterfall room, morning / day) · Lv 15 · 10%
Pokémon Platinum Redux
Jasmine's HouseEgg · Lv ?
Oreburgh GateGrass · Lv ? · 11%
Pokémon Emerald Blitz
Granite CaveGrass · Lv 9-11 · 40%
Granite CaveGrass · Lv 10-12 · 40%
Granite CaveGrass · Lv 7-8 · 10%rare
and 1 more area
Pokémon Saiph 2
Tempou RuinsGrass/Walking · Lv 9-11 · 10%
Filuse Volcano (Cave)Walking · Lv 23-27 · 10%
Filuse Volcano (Lava)Walking · Lv 23-27 · 10%
Pokémon Black Pearl Emerald
Granite CaveGrass · Lv 11-17 · 10%
Meteor FallsGrass · Lv 29-35 · 4%rare
Pokémon Project Nova
Pewter MineGrass · Lv 7 · 5%rare
Safari ZoneGrass (Mountain) · Lv 30 · 10%
Pokémon Emerald Rule-ette
Granite CaveGrass · Lv 9-11 · 40%
Granite CaveGrass · Lv 10-12 · 40%
Granite CaveGrass · Lv 7-8 · 10%
and 1 more area
Pokémon Mirror Gold
Mt. Mortar Waterfall RoomGrass (Morning / Day) · Lv 24-25 · 40%
Mt. Mortar Waterfall RoomGrass (Night) · Lv 24 · 10%
Pokémon Timeless Diamond & Spaceless Pearl
Iron Island (1F)Walking · Lv 36 · 30%
Iron Island (B1F left)Walking · Lv 36-37 · 40%
Iron Island (B1F right)Walking · Lv 36-37 · 40%
and 3 more areas
Pokémon Emerald Seaglass
Granite CaveGrass · Lv 9-11 · 40%
Granite CaveGrass · Lv 10-11 · 30%
Granite CaveGrass · Lv 7-8 · 10%rare
and 1 more area
Emerald Roguenot in the wild in this guide's tables — evolve, trade or battle it
Celia's Stupid Romhacknot in the wild in this guide's tables — evolve, trade or battle it
Pokémon FireRed & LeafGreen+not in the wild in this guide's tables — evolve, trade or battle it
Pokémon FireRed: Rocket Editionnot in the wild in this guide's tables — evolve, trade or battle it
Pokémon Parallel Emeraldnot in the wild in this guide's tables — evolve, trade or battle it
Pokémon Overcomplicatednot in the wild in this guide's tables — evolve, trade or battle it

Compare official Aron with the ROM hacks →

In the 57 guides that include it

Changed in 49 of 57 guides: retyped in 9, stats in 8, abilities in 25, evolution in 43.

Every ROM hack on this site that has Aron, and what it did to it. Guides that changed something are first. Click one for that version's full page — locations, moveset and TMs.

GuideTypeTotalAbilities
Unbound
Evolves into Lairon at level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Too Many Types 2ChangedSteelRock→AncientSteel330—
Pokémon Soulgold
Evolves into Lairon — Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Heart & Soul
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Infinite Fusion
Evolves into: Lairon (Level 32)
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon R.O.W.E
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Steel Eater
+ Steel Eater
Celia's Stupid Romhack
Evolves into Lairon at Level 32
ChangedSteelRock282 -48
-48 HP
Sturdy, Rock Head
Sword and Shield Ultimate Plus
Evolves into Lairon — Level 32
ChangedSteelRock330Sturdy, Rock Head
− Heavy Metal
Blaze Black 2 Redux & Volt White 2 Redux
evolves into Lairon at Level 24
ChangedSteelRock330Filter, Rock Head, Sturdy
+ Filter − Heavy Metal
Pokémon Phoenix Red
Evolves into Lairon at Level 18
ChangedSteelRock→SteelGround370 +40
+10 HP, +15 Attack, +10 Defense, -15 Sp. Atk, +10 Sp. Def, +10 Speed
Sand Veil, Sand Stream
+ Sand Veil, Sand Stream − Sturdy, Rock Head, Heavy Metal
Radical Red
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Elite Redux
Evolves into Lairon at level 32
ChangedSteelRock330Scrapyard, Rock Head, Iron Barbs
Pokémon Emerald Kaizo
Evolves into Lairon at Level 25
ChangedSteelRock330Rock Head, Sturdy
− Heavy Metal
Inclement Emerald
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Renegade Platinum
evolves into Lairon at Level 24
ChangedSteelRock330Rock Head, Sturdy
− Heavy Metal
Pokémon Odyssey II: Heroes of Lemuria
Evolves at Lv. 30
ChangedSteelRock→SteelFighting330Sturdy, Battle Armor
+ Battle Armor − Rock Head, Heavy Metal
Pokémon FireRed & LeafGreen+
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head
− Heavy Metal
Pokemon Modern Emerald
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head
Pokémon Crippling Medical Debt Edition
Evolves into Lairon at Level 32
Changed0 -330
-50 HP, -70 Attack, -100 Defense, -40 Sp. Atk, -40 Sp. Def, -30 Speed
—
Pokémon Emerald ExChangedSteelRock→Steel330—
Blinding White Plus
Evolves at Level 36
ChangedSteelRock→Steel330Sturdy, Heavy Duty
+ Heavy Duty − Rock Head, Heavy Metal
Pokémon Valiant
Evolves into Lairon at level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Hearth
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Emerald Imperium
Evolves into Lairon at level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Platinum Kaizo
Evolves into Lairon at Lv. 26
ChangedSteelRock350 +20
+20 Defense
Rock Head
− Sturdy, Heavy Metal
Pokémon: Wishes of Tomorrow
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Exceeded
Evolves into Lairon at level 32
ChangedSteelRock330Sturdy, Rock Head, Fortitude
Pokémon Hoenn's Last Wish
Evolves into Lairon at Level 32
ChangedSteelRock→Steel330Sturdy, Rock Head, Heavy Metal
Low Budget Crystal
Evolves into Lairon at level 25
ChangedSteelRock→Steel330Regeneration
+ Regeneration − Sturdy, Rock Head, Heavy Metal
Pokémon Emerald Squared
Evolves into Lairon at level 32
ChangedSteelRock350 +20
+10 HP, +10 Attack
Sturdy, Rock Head, Heavy Metal
Pokémon FireRed Reignited & LeafGreen Regrown
Evolves into Lairon at Level 28
ChangedSteelRock330Rock Head, Sturdy
− Heavy Metal
Sacred Gold & Storm SilverChangedSteelRock330Sturdy, Rock Head
− Heavy Metal
Pokémon SoothingSilver
Evolves into Lairon at Lv. 32
ChangedSteelRock330Sturdy, Rock Head
− Heavy Metal
Fire Red OmegaChangedSteelRock330Sturdy, Rock Head
− Heavy Metal
Pokémon FireRed: Rocket Edition
Evolves into Lairon at Level 32
ChangedSteelRock330
-10 Sp. Atk, +10 Speed
Sturdy, Rock Head
− Heavy Metal
Pokemon Prism
Evolves into Lairon at level 32
ChangedSteelRock330Sturdy, Rock Head
− Heavy Metal
Pokémon Omega Ruby Origins
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head
− Heavy Metal
HeartGold Generations
Evolves into Lairon — at level 32
ChangedSteelRock330Filter, Rock Head, Heavy Metal
+ Filter − Sturdy
Pokémon Platinum Redux
Evolves at Lv. 16. The documentation gives the level but not what it turns into
ChangedSteelRock370 +40
+20 HP, -10 Defense, +10 Sp. Atk, +20 Sp. Def
Filter, Rock Head
+ Filter − Sturdy, Heavy Metal
Pokémon Emerald Blitz
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Saiph 2Changed0 -330
-50 HP, -70 Attack, -100 Defense, -40 Sp. Atk, -40 Sp. Def, -30 Speed
—
Pokémon Parallel Emerald
Evolves into Lairon at level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Black Pearl Emerald
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Project Nova
Evolves into Lairon at Level 32
ChangedSteelRock→Steel330Rock Head, Sturdy
− Heavy Metal
Pokémon OvercomplicatedChangedSteelRock→SteelRockOn330Boring Blocker
Pokémon Emerald Rule-ette
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Mirror Gold
Evolves into Lairon — at level 16
ChangedSteelRock330Sturdy, Rock Head
− Heavy Metal
Pokémon Timeless Diamond & Spaceless Pearl
Evolves into Lairon — Level 32
ChangedSteelRock330Sturdy, Rock Head
− Heavy Metal
Pokémon Emerald Seaglass
Evolves into Lairon at Level 32
ChangedSteelRock330Sturdy, Rock Head, Heavy Metal
Emerald RogueUnchangedSteelRock330Sturdy, Rock Head, Heavy Metal
LazarusUnchangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon GS ChroniclesUnchangedSteelRock330Sturdy, Rock Head, Heavy Metal
GaiaUnchangedSteelRock330Sturdy, Rock Head, Heavy Metal
Blaze Black 2 & Volt White 2UnchangedSteelRock330Sturdy, Rock Head, Heavy Metal
Pokémon Definitive PlatinumUnchangedSteelRock330Sturdy, Rock Head, Heavy Metal
Rising Ruby & Sinking SapphireUnchangedSteelRock330Sturdy, Rock Head, Heavy Metal
Blaze Black & Volt WhiteUnchangedSteelRock330Sturdy, Rock Head, Heavy Metal

Pokédex entries

What each game says about it, in the games' own words.

RubyThis POKéMON has a body of steel. To make its body, ARON feeds on iron ore that it digs from mountains. Occasionally, it causes major trouble by eating bridges and rails.
SapphireARON has a body of steel. With one all-out charge, this POKéMON can demolish even a heavy dump truck. The destroyed dump truck then becomes a handy meal for the POKéMON.
EmeraldA POKéMON that is clad in steel armor. A new suit of armor is made when it evolves. The old, discarded armor is salvaged as metal for making iron products.
FireRed / LeafGreenIt eats iron to build its steel body. It is a pest that descends from mountains to eat bridges and train tracks.
Diamond / Pearl / Platinum / Black / White / XIt usually lives deep in mountains. However, hunger may drive it to eat railroad tracks and cars.
HeartGold / SoulSilver / YWhen it evolves, it sheds the steel carapace that covered its whole body and develops a new one.
Black 2 / White 2In order to build up its steel body, it eats iron ore. This pesky Pokémon is known to eat railroad tracks.
Omega RubyThis Pokémon has a body of steel. To make its body, Aron feeds on iron ore that it digs from mountains. Occasionally, it causes major trouble by eating bridges and rails.
Alpha SapphireAron has a body of steel. With one all-out charge, this Pokémon can demolish even a heavy dump truck. The destroyed dump truck then becomes a handy meal for the Pokémon.

Names in other languages

Japaneseココドラ
Japanese (Rōmaji)Cokodora
GermanStollunior
FrenchGalekid
SpanishAron
ItalianAron
Korean가보리
Chinese (Simplified)可可多拉
Chinese (Traditional)可可多拉

Official data here is present-day reference data from PokéAPI, not a snapshot of any one game's era — the Fairy type and hidden abilities arrived partway through the series, so a difference against an older game can belong to the series rather than to that ROM hack.