Arceus-Ghost @ Ghostium Z  
Ability: Multitype  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Shadow Force  
- Swords Dance  
- Extreme Speed  
- Brick Break  

Excadrill @ Focus Sash  
Ability: Mold Breaker  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Toxic  
- Earthquake  
- Rapid Spin  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 172 Def / 252 SpA / 84 Spe  
Modest Nature  
- Geomancy  
- Moonblast  
- Thunder  
- Focus Blast  

Groudon @ Red Orb  
Ability: Drought  
EVs: 252 Atk / 100 SpD / 156 Spe  
Adamant Nature  
- Rock Polish  
- Swords Dance  
- Precipice Blades  
- Stone Edge  

Yveltal @ Leftovers  
Ability: Dark Aura  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Foul Play  
- Roost  
- Taunt  
- Toxic  

Mewtwo @ Mewtwonite Y  
Ability: Unnerve  
EVs: 8 HP / 80 Def / 228 SpA / 192 Spe  
Timid Nature  
- Psystrike  
- Ice Beam  
- Fire Blast  
- Focus Blast