Palkia @ Life Orb  
Ability: Swift Swim  
EVs: 4 Atk / 252 SpA / 252 Spe  
Mild Nature  
- Spacial Rend  
- Surf  
- Thunder  
- Rock Slide  

Xerneas @ Toxic Orb  
Ability: Poison Heal  
EVs: 248 HP / 252 Def / 8 SpA  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Moonblast  
- Protect  
- Thunder Wave  

Yveltal @ Assault Vest  
Ability: Regenerator  
EVs: 248 HP / 8 SpA / 252 SpD  
Gentle Nature  
- Knock Off  
- U-turn  
- Rock Slide  
- Sucker Punch  

Dracovish @ Life Orb  
Ability: Swift Swim  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Fishious Rend  
- Earthquake  
- Outrage  
- Crunch  

Skarmory @ Damp Rock  
Ability: Drizzle  
EVs: 252 HP / 232 Def / 24 Spe  
Impish Nature  
IVs: 0 Atk  
- Counter  
- Stealth Rock  
- Taunt  
- Roost  

Eternatus @ Black Sludge  
Ability: Magic Bounce  
EVs: 252 HP / 4 Atk / 208 SpD / 44 Spe  
Gentle Nature  
- Shadow Ball  
- Toxic Spikes  
- Recover  
- Dragon Tail