Yveltal @ Sharp Beak  
Ability: Aerilate  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Boomburst  
- Rapid Spin  
- Volt Switch  
- Strength Sap  

Xerneas @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Thunder Cage  
- Moonblast  
- Strength Sap  
- Quiver Dance  

Giratina @ Leftovers  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Flip Turn  
- Core Enforcer  
- Slack Off  
- Spikes  

Zamazenta-Crowned @ Leftovers  
Ability: Ice Scales  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Nuzzle  
- Anchor Shot  
- Roost  
- Knock Off  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Stealth Rock  
- Whirlwind  
- Defog  
- Soft-Boiled  

Groudon @ Rocky Helmet  
Ability: Unaware  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
- Thousand Waves  
- Spectral Thief  
- Shore Up  
- Worry Seed