Xerneas @ Pixie Plate  
Ability: Pixilate  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Rapid Spin  
- Boomburst  
- Strength Sap  
- Volt Switch  

Eternatus @ Black Sludge  
Ability: Ice Scales  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Sludge Bomb  
- Recover  
- Trick  
- Will-O-Wisp  

Groudon @ Leftovers  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Thousand Waves  
- Slack Off  
- Haze  
- Volt Switch  

Regigigas @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Facade  
- Dragon Dance  
- Knock Off  
- Spikes  

Zamazenta-Crowned @ Leftovers  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Anchor Shot  
- Topsy-Turvy  
- Thunderous Kick  
- Slack Off  

Lunala @ Rocky Helmet  
Ability: Fur Coat  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Hex  
- Nuzzle  
- Core Enforcer  
- Roost