Mewtwo-Mega-X @ Coba Berry  
Ability: Triage  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Photon Geyser  
- Drain Punch  
- Belly Drum  
- Horn Leech  

Hoopa-Unbound @ Life Orb  
Ability: Queenly Majesty  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Shift Gear  
- Wicked Blow  
- Photon Geyser  
- Rapid Spin  

Yveltal @ Heavy-Duty Boots  
Ability: Fur Coat  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Relaxed Nature  
- Oblivion Wing  
- Spectral Thief  
- Glare  
- Recover  

Zekrom @ Dragon Memory  
Ability: Teravolt  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Shift Gear  
- Bolt Beak  
- Multi-Attack  
- Obstruct  

Arceus-Poison @ Toxic Plate  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Poison Jab  
- Strength Sap  
- Encore  
- U-turn  

Zamazenta-Crowned @ Steelium Z  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Anchor Shot  
- Knock Off  
- Shore Up  
- Baneful Bunker