Xerneas @ Metronome  
Ability: Pixilate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Boomburst  
- Fishious Rend  
- Extreme Speed  
- Strength Sap  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Shift Gear  
- Baton Pass  
- Roost  
- Final Gambit  

Eternatus @ Black Sludge  
Ability: Adaptability  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Core Enforcer  
- Final Gambit  
- Blue Flare  
- Sludge Wave  

Dialga @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Nuzzle  
- Core Enforcer  
- Rapid Spin  
- U-turn  

Zygarde-Complete @ Leftovers  
Ability: Prankster  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Parting Shot  
- Entrainment  
- Recover  
- Haze  

Regigigas @ Life Orb  
Ability: Tough Claws  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Multi-Attack  
- Wicked Blow  
- V-create