Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Substitute / Focus Blast

Yveltal @ Life Orb / Black Glasses 
Ability: Dark Aura  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant / Jolly Nature  
- Hone Claws  
- Knock Off  
- Dual Wingbeat  
- Sucker Punch  

Yveltal @ Life Orb  
Ability: Dark Aura  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Dark Pulse  
- Oblivion Wing  
- Taunt  
- Sucker Punch / Heat Wave