Mewtwo-Mega-Y @ Leftovers
Ability: Simple
EVs: 252 HP / 4 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Tail Glow
- King's Shield
- Leech Seed
- Stored Power

Deoxys-Attack @ Focus Sash
Ability: Mold Breaker
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Extreme Speed
- Fake Out
- Pursuit
- V-create

Giratina @ Leftovers
Ability: Fur Coat
EVs: 252 HP / 252 SpD / 4 Spe
Calm Nature
IVs: 0 Atk
- Infestation
- Perish Song
- Recover
- Magic Coat

Shedinja @ Lum Berry
Ability: Sturdy
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Recycle
- Water Shuriken
- Endeavor
- Sucker Punch

Diancie-Mega @ Focus Sash
Ability: Pixilate
EVs: 252 Atk / 252 SpA / 4 Spe
Lonely Nature
- King's Shield
- Extreme Speed
- Fake Out
- Boomburst

Arceus-Psychic @ Toxic Orb
Ability: Poison Heal
EVs: 252 HP / 252 Atk / 4 Spe
Adamant Nature
- Spore
- Facade
- Knock Off
- Defog