Mewtwo-Mega-Y @ Terrain Extender  
Ability: Psychic Surge  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Light That Burns the Sky  
- Parting Shot  
- Stealth Rock  
- Sticky Web  

Necrozma-Dusk-Mane @ Focus Sash  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Shell Smash  
- Baton Pass  
- Photon Geyser  
- Defog  

Mewtwo-Mega-Y @ Ring Target  
Ability: Innards Out  
EVs: 252 HP / 252 SpA / 252 Spe  
Hasty Nature  
IVs: 0 Def / 0 SpD  
- Shell Smash  
- Trick  
- Photon Geyser  
- Light That Burns the Sky  

Mewtwo-Mega-Y @ Choice Scarf  
Ability: Innards Out  
EVs: 252 HP / 252 SpA / 252 Spe  
Hasty Nature  
IVs: 0 Def / 0 SpD  
- Photon Geyser  
- Trick  
- Light That Burns the Sky  
- Menacing Moonraze Maelstrom  

Chansey (F) @ Safety Goggles  
Ability: Innards Out  
EVs: 252 HP / 252 SpD / 252 Spe  
Gentle Nature  
IVs: 0 Atk / 0 Def  
- Baton Pass  
- Stealth Rock  
- Shore Up  
- Metal Burst  

Giratina-Origin @ Leppa Berry  
Ability: Innards Out  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Light That Burns the Sky  
- Clangorous Soulblaze  
- Shell Smash  
- Moongeist Beam