Mewtwo (Mega Y)

PsychicInsomnia

In Wishes of Tomorrow: It is not in any of this guide's encounter tables. Psychic type, base stats total 780.

Level-up moves 16

Lv	Move	Type	Cat	Pow	Acc	PP
1	Confusion A psychic attack that may cause confusion.	Psychic	Spec	50	100	25
1	Disable For 4 turns, prevents foe from using last used move.	Normal	Stat	—	100	20
1	Life Dew Scatters water to restore the HP of itself and allies.	Water	Stat	—	—	10
1	Swift Sprays star-shaped rays that never miss.	Normal	Spec	60	—	20
8	Ancient Power An attack that may raise all stats.	Rock	Spec	60	100	5
16	Psycho Cut Tears with psychic blades. High critical-hit ratio.	Psychic	Phys	70	100	20
24	Safeguard Protects allies from status problems for 5 turns.	Normal	Stat	—	—	25
32	Amnesia Forgets about something and sharply raises Sp. Def.	Psychic	Stat	—	—	20
40	Aura Sphere Attacks with an aura blast that cannot be evaded.	Fighting	Spec	80	—	20
48	Psychic A powerful psychic attack that may lower Sp. Def.	Psychic	Spec	90	100	10
56	Guard Swap Swaps changes to Defense and Sp. Def with the foe.	Psychic	Stat	—	—	10
56	Power Swap Swaps changes to Attack and Sp. Atk with the foe.	Psychic	Stat	—	—	10
64	Mist Creates a mist that stops reduction of stats.	Ice	Stat	—	—	30
72	Psystrike Attacks with a psychic wave that does physical damage.	Psychic	Spec	100	100	10
80	Recover Recovers up to half the user's maximum HP.	Normal	Stat	—	—	5
88	Future Sight Heightens inner power to strike 2 turns later.	Psychic	Spec	120	100	10

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

TMs & HMs 47

#	Move · where to get it	Type	Pow
TM01	Focus Punch Nowhere in the region hands this one out — the game doesn't say where it comes from	Fighting	150
TM03	Water Pulse Nowhere in the region hands this one out — the game doesn't say where it comes from	Water	60
TM04	Calm Mind Nowhere in the region hands this one out — the game doesn't say where it comes from	Psychic	—
TM06	Toxic Nowhere in the region hands this one out — the game doesn't say where it comes from	Poison	—
TM07	Hail Nowhere in the region hands this one out — the game doesn't say where it comes from	Ice	—
TM08	Bulk Up Nowhere in the region hands this one out — the game doesn't say where it comes from	Fighting	—
TM10	Hidden Power Nowhere in the region hands this one out — the game doesn't say where it comes from	Normal	60
TM11	Sunny Day Nowhere in the region hands this one out — the game doesn't say where it comes from	Fire	—
TM12	Taunt Nowhere in the region hands this one out — the game doesn't say where it comes from	Dark	—
TM13	Ice Beam Rebel Base	Ice	90
TM14	Blizzard Walnut Woods	Ice	110
TM15	Hyper Beam National Park	Normal	150
TM16	Light Screen Tradewind Department Store	Psychic	—
TM17	Protect Walnut Woods	Normal	—
TM18	Rain Dance Nowhere in the region hands this one out — the game doesn't say where it comes from	Water	—
TM20	Safeguard Tradewind Department Store	Normal	—
TM21	Frustration Nowhere in the region hands this one out — the game doesn't say where it comes from	Normal	1
TM22	Solar Beam Nowhere in the region hands this one out — the game doesn't say where it comes from	Grass	120
TM23	Iron Tail Nowhere in the region hands this one out — the game doesn't say where it comes from	Steel	100
TM24	Thunderbolt Munen Tunnel	Electric	90
TM25	Thunder Tradewind Department Store	Electric	110
TM26	Earthquake National Park	Ground	100
TM27	Return Nowhere in the region hands this one out — the game doesn't say where it comes from	Normal	1
TM29	Psychic Tradewind Town	Psychic	90
TM30	Shadow Ball Munen Tunnel	Ghost	80
TM31	Brick Break Nowhere in the region hands this one out — the game doesn't say where it comes from	Fighting	75
TM32	Double Team Nowhere in the region hands this one out — the game doesn't say where it comes from	Normal	—
TM33	Reflect Tradewind Department Store	Psychic	—
TM34	Shock Wave Nowhere in the region hands this one out — the game doesn't say where it comes from	Electric	60
TM35	Flamethrower Nowhere in the region hands this one out — the game doesn't say where it comes from	Fire	90
TM37	Sandstorm Nowhere in the region hands this one out — the game doesn't say where it comes from	Rock	—
TM38	Fire Blast Tradewind Department Store	Fire	110
TM39	Rock Tomb Nowhere in the region hands this one out — the game doesn't say where it comes from	Rock	60
TM40	Aerial Ace Nowhere in the region hands this one out — the game doesn't say where it comes from	Flying	60
TM41	Torment Nowhere in the region hands this one out — the game doesn't say where it comes from	Dark	—
TM42	Facade Nowhere in the region hands this one out — the game doesn't say where it comes from	Normal	70
TM43	Secret Power Nowhere in the region hands this one out — the game doesn't say where it comes from	Normal	70
TM44	Rest Nowhere in the region hands this one out — the game doesn't say where it comes from	Psychic	—
TM48	Skill Swap Nowhere in the region hands this one out — the game doesn't say where it comes from	Psychic	—
TM49	Snatch Nowhere in the region hands this one out — the game doesn't say where it comes from	Dark	—
TM56	Nasty Plot Nowhere in the region hands this one out — the game doesn't say where it comes from	Dark	—
TM58	Earth Power Nowhere in the region hands this one out — the game doesn't say where it comes from	Ground	90
TM59	Knock Off Nowhere in the region hands this one out — the game doesn't say where it comes from	Dark	65
HM04	Strength Munen Tunnel	Normal	80
HM05	Flash Nowhere in the region hands this one out — the game doesn't say where it comes from	Normal	—
HM06	Rock Smash Walnut Woods	Fighting	40
HM08	Dive Nowhere in the region hands this one out — the game doesn't say where it comes from	Water	80

Where to find Mewtwo (Mega Y)

Not found in the wild — evolve or trade for it.

Other changes in this game

Move tutors: Body Slam, Counter, Dream Eater, Endure, Fire Punch, Ice Punch, Icy Wind, Mega Kick, Mega Punch, Mud-Slap, Psych Up, Rock Slide, Seismic Toss, Snore, Swift, Thunder Punch, Thunder Wave

Base stats

HP106

Attack150

Defense70

Sp. Attack194

Sp. Defense120

Speed140

Total780

Compared with the official games

Against the base species it is built from:

Stats Attack 110 → 150, Defense 90 → 70, Sp. Atk 154 → 194, Sp. Def 90 → 120, Speed 130 → 140 (total 680 → 780)
Abilities gains Insomnia and loses Pressure, Unnerve

Compared against present-day official data. The Fairy type and hidden abilities arrived after Pokémon Emerald, so a difference here can belong to the series rather than to this game.

Mewtwo (Mega Y) in other guides

The same Pokémon, as 12 other hacks change it:

Unbound Pokémon Soulgold Pokémon R.O.W.E Sword and Shield Ultimate Plus Radical Red Elite Redux Inclement Emerald Pokémon Emerald Imperium Pokémon Classic Pokémon Exceeded Pokémon Emerald Squared HeartGold Generations