Magearna-Original @ Safety Goggles  
Ability: Wonder Guard  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Stealth Rock  
- Recover  
- Magic Coat  
- Parting Shot  

Kyogre-Primal @ Safety Goggles  
Ability: Wonder Guard  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Spore  
- Shell Smash  
- Baton Pass  

Kyurem-Black @ Never-Melt Ice  
Ability: Refrigerate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Fake Out  
- Extreme Speed  
- Shell Smash  
- Photon Geyser  

Tapu Koko @ Choice Scarf  
Ability: No Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Jolly Nature  
- Sheer Cold  
- Trick  
- Gastro Acid  
- U-turn  

Mewtwo-Mega-Y @ Spooky Plate  
Ability: Protean  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Moongeist Beam  
- Spore  
- Shell Smash  
- Psystrike  

Arceus @ Safety Goggles  
Ability: Prankster  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Haze  
- Encore  
- Destiny Bond  
- Recover