Palkia @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Draco Meteor  
- Glare  
- Fishious Rend  
- Quiver Dance  

Regigigas @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Nuzzle  
- Dragon Dance  
- Bolt Beak  
- Facade  

Zygarde-Complete @ Leftovers  
Ability: Unaware  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk / 23 Spe  
- Wish  
- Teleport  
- Court Change  
- Baneful Bunker  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Imprison  
- Wish  
- Teleport  
- Court Change  

Ferrothorn @ Leftovers  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Careful Nature  
- Defog  
- Entrainment  
- Anchor Shot  
- Shore Up  

Xerneas @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Careful Nature  
IVs: 30 Spe  
- Spectral Thief  
- U-turn  
- Spirit Break  
- Rapid Spin