Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 132 Def / 124 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Ice Beam  
- Toxic  
- Recover  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 8 Atk / 252 SpD  
Careful Nature  
IVs: 28 Spe  
- Foul Play  
- Defog  
- Roost  
- U-turn  

Arceus-Electric @ Zap Plate  
Ability: Multitype  
EVs: 252 HP / 36 Def / 220 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Ice Beam  
- Recover  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Behemoth Blade  
- Wild Charge  
- Play Rough  
- Crunch  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 168 Def / 72 SpD / 16 Spe  
Impish Nature  
- Stealth Rock  
- Precipice Blades  
- Stone Edge  
- Roar  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 248 HP / 252 Def / 8 SpD  
Relaxed Nature  
IVs: 30 Atk / 30 SpA  
- Transform