Deoxys-Speed @ Light Clay  
Ability: Pressure  
EVs: 252 HP / 4 Def / 252 Spe  
Jolly Nature  
IVs: 0 Atk  
- Reflect  
- Light Screen  
- Taunt  
- Stealth Rock  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 244 HP / 252 SpA / 8 SpD / 4 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Psyshock  
- Thunder  

Arceus @ Lum Berry  
Ability: Multitype  
EVs: 164 HP / 252 Atk / 92 Spe  
Adamant Nature  
- Swords Dance  
- Extreme Speed  
- Earthquake  
- Shadow Force  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 220 HP / 248 SpA / 40 SpD  
Modest Nature  
IVs: 0 Atk  
- Rock Polish  
- Eruption  
- Earth Power  
- Solar Beam  

Kyurem-White @ Choice Scarf  
Ability: Turboblaze  
Shiny: Yes  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Ice Beam  
- Draco Meteor  
- Earth Power  
- Fusion Flare  

Mewtwo-Mega-Y @ Mewtwonite Y  
Ability: Unnerve  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psystrike  
- Ice Beam  
- Calm Mind  
- Aura Sphere