Arceus-Water @ Splash Plate  
Ability: Mold Breaker  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Core Enforcer  
- Taunt  
- Strength Sap  

Eternatus @ Black Sludge  
Ability: Fur Coat  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Sludge Bomb  
- Core Enforcer  
- Slack Off  
- Volt Switch  

Regieleki @ Expert Belt  
Ability: Mold Breaker  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Bolt Strike  
- Ice Beam  
- Spikes  
- Taunt  

Xerneas @ Fairium Z  
Ability: Prankster  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Moonblast  
- Spikes  
- Haze  
- Milk Drink  

UNVIABLE LOSER (Regigigas) @ Steelium Z  
Ability: Soundproof  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Anchor Shot  
- Bolt Strike  
- Spectral Thief  
- Shore Up  

BEST MON ON TEAM (Garchomp-Mega) @ Assault Vest  
Ability: Adaptability  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Precipice Blades  
- Core Enforcer  
- Thousand Arrows  
- Dragon Rush