Mewtwo-Mega-Y @ Safety Goggles
Ability: Mold Breaker
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Tail Glow
- Photon Geyser / Psystrike
- Secret Sword / Blue Flare
- Spore

Mewtwo-Mega-Y @ Assault Vest
Ability: Regenerator
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Timid Nature
- Nuzzle
- Volt Switch
- Photon Geyser
- Ice Beam

Mewtwo-Mega-Y @ Leftovers
Ability: Triage
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Oblivion Wing
- Tail Glow
- Counter
- Psystrike