Kyogre @ Choice Scarf  
Ability: Drizzle  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Water Spout  
- Origin Pulse  
- Ice Beam  
- Thunder  

Calyrex-Shadow @ Focus Sash  
Ability: As One (Spectrier)  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Astral Barrage  
- Taunt  
- Baton Pass  

Arceus @ Leftovers  
Ability: Multitype  
EVs: 40 HP / 252 SpA / 216 Spe  
Modest Nature  
IVs: 0 Atk  
- Judgment  
- Shadow Ball  
- Recover  
- Calm Mind  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 148 Def / 108 SpD / 4 Spe  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Dragon Tail  
- Toxic  

Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Encore  
- Perish Song  
- Substitute  
- Destiny Bond  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 248 HP / 8 Atk / 252 Def  
Impish Nature  
- Transform