Onix

RockGroundFortitude, Subterranean, Weak Armor (hidden)

Desert Underpass Granite Cave Granite Cave Open in the guide Compare

In Exceeded: First found in Desert Underpass (Grass), and in 3 more areas. Its type (Rock / Ground) is the same as in the official games. Base stats total 510, up from 385; 5 of the six changed, most of all HP (35 → 75). 13 of its 24 level-up moves are new compared with Pokémon Emerald, including Dragon Fang and Mud Sport.

Level-up moves 28

Lv	Move	Type	Cat	Pow	Acc	PP
1	Bind Binds and squeezes the foe for 2 to 5 turns.	Normal	Phys	50	90	10
1	Dragon Fang A bite attack that may raise the user's Attack.	Dragon	Phys	75	95	15
1	Harden Stiffens the body's muscles to raise Defense.	Normal	Stat	—	—	30
1	Mud Sport Covers the user in mud to raise electrical resistance.	Ground	Stat	—	100	15
1	Rock Throw Throws small rocks to strike the foe.	Rock	Phys	50	90	15
1	Screech Emits a screech to sharply reduce the foe's Defense.	Normal	Stat	—	85	40
1	Tackle Charges the foe with a full- body tackle.	Normal	Phys	35	95	35
8	Rock Throw Throws small rocks to strike the foe.	Rock	Phys	50	90	15
10	Bind Binds and squeezes the foe for 2 to 5 turns.	Normal	Phys	50	90	10
12	Rock Tomb Stops the foe from moving with rocks and cuts Speed.	Rock	Phys	60	95	15
14	Rage Raises the user's Attack every time it is hit.	Normal	Phys	20	100	20
15	Curse A move that functions differently for Ghosts.		Stat	—	—	10
16	Smack Down Throws a rock to knock the foe down to the ground.	Rock	Phys	70	100	15
19	Rock Polish Polishes to raise Sp. Def and sharply raise Speed.	Rock	Stat	—	—	20
20	Gyro Ball A high-speed spin that does more damage to faster foes.	Steel	Phys	1	100	5
20	Stealth Rock Sets floating stones that hurt a foe switching in.	Rock	Stat	—	—	20
21	Screech Emits a screech to sharply reduce the foe's Defense.	Normal	Stat	—	85	40
24	DragonBreath Super effective on Dragon- types. May cause burn.	Fire	Spec	70	100	20
24	Harden Stiffens the body's muscles to raise Defense.	Normal	Stat	—	—	30
29	Rock Slide Large boulders are hurled. May cause flinching.	Rock	Phys	75	90	10
30	Slam Slams the foe with a long tail, vine, etc.	Normal	Phys	80	100	20
35	Earthquake A powerful quake, but has no effect on flying foes.	Ground	Phys	100	100	10
38	Sand Tomb Traps and hurts the foe in quicksand for 2 to 5 turns.	Ground	Phys	80	85	10
40	Dig Digs underground the first turn and strikes next turn.	Ground	Phys	80	100	10
40	Sandstorm Causes a sandstorm that rages for several turns.	Rock	Stat	—	—	10
42	Iron Tail Attacks with a rock-hard tail. May lower Defense.	Steel	Phys	100	85	10
49	Stone Edge Stabs the foe with stones. High critical-hit ratio.	Rock	Phys	100	80	5
51	Double-Edge A life-risking tackle that also hurts the user.	Normal	Phys	120	100	15

* a legal move, just moved to level-up · ** new to this game

TMs & HMs 27

#	Move · where to get it	Type	Pow
TM05	Roar Route 114	Normal	—
TM06	Toxic Not handed out, sold or hidden anywhere in this game's own map data	Poison	—
TM10	Hidden Power Slateport City	Normal	60
TM11	Sunny Day Not handed out, sold or hidden anywhere in this game's own map data	Fire	—
TM12	Taunt Route 110 — Trick House End	Dark	—
TM17	Protect Lilycove City — Department Store 4F	Normal	—
TM21	Frustration Pacifidlog Town — House 2	Normal	1
TM23	Iron Tail Not handed out, sold or hidden anywhere in this game's own map data	Steel	100
TM26	Earthquake Not handed out, sold or hidden anywhere in this game's own map data	Ground	100
TM27	Return Fallarbor Town — Cozmo's House	Normal	1
TM28	Dig Route 114 — Fossil Maniac's House	Ground	80
TM32	Double Team Mauville City — Game Corner	Normal	—
TM37	Sandstorm Not handed out, sold or hidden anywhere in this game's own map data	Rock	—
TM39	Rock Tomb Rustboro City Gym	Rock	60
TM41	Torment Slateport City — Battle Tent Lobby	Dark	—
TM42	Facade Petalburg City Gym	Normal	70
TM43	Secret Power Slateport City	Normal	70
TM44	Rest Lilycove City — House 2	Psychic	—
TM45	Attract Verdanturf Town — Battle Tent Lobby	Normal	—
TM55	Body Press Dewford Town — Pokemon Center 2F	Fighting	80
TM58	Nature Power Slateport City	Normal	1
TM59	Natural Gift Slateport City	Normal	1
TM63	Sandy Terrain Not handed out, sold or hidden anywhere in this game's own map data	Ground	—
TM66	Headbutt Petalburg Woods	Normal	70
TM69	Stone Edge Not handed out, sold or hidden anywhere in this game's own map data	Rock	100
HM04	Strength Route 112	Fighting	80
HM06	Rock Smash Mauville City — House 1	Fighting	40

Where to find Onix

Area	Method
Desert Underpass	Grass	5% rare
Granite Cave	Grass	5% rare
Granite Cave	Rock Smash
Route 111	Rock Smash
Route 114	Rock Smash

Other changes in this game

Has 4 abilities at once: whichever of its 3 ordinary abilities it was born with, plus 3 innates always on
Innates (always active): Rock Head, Solid Rock, Earth Eater
What the innates do: Rock Head — Prevents recoil damage. · Solid Rock — Weakens “supereffective”. · Earth Eater — Eats ground to heal HP.
Abilities you pick one of: Fortitude — Lowered stats up Defense. · Subterranean — Digs on entry. · Weak Armor — Its stats change when hit.
Hidden ability: Weak Armor
How its abilities arrive: Fortitude, Rock Head from the start; Subterranean at Lv 10; Weak Armor at Lv 14; Solid Rock at Lv 22; Earth Eater at Lv 26; Stone Scatter at Lv 33
Abilities a tutor can teach it: Dragon Hoard
Becomes Steelix
Tutor moves: AncientPower, Body Slam, Defense Curl, Double-Edge, Endure, Explosion, Mimic, Mud-Slap, Psych Up, Rock Slide, Rollout, Sleep Talk, Snore, Substitute, Swagger
Egg moves: Block, Defense Curl, Dragon Tail, Explosion, Flail, Head Smash, Heavy Slam, Rock Blast, Rock Climb, Rock Slide, Rollout, Rototiller, Stealth Rock, Wide Guard
Egg groups: Mineral
Catch rate 45