Blissey (F) @ Sablenite  
Ability: Natural Cure  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Seismic Toss  
- Toxic  
- Counter  
- Soft-Boiled  

Magearna @ Manectite  
Ability: Soul-Heart  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Volt Switch  
- Ice Beam  
- Pain Split  
- Heart Swap  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Origin Pulse  
- Ice Beam  
- Thunder  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 16 Atk / 56 Def / 136 SpD / 48 Spe  
Adamant Nature  
- Swords Dance  
- Stealth Rock  
- Precipice Blades  
- Stone Edge  

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

Kartana @ Metagrossite  
Ability: Beast Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Leaf Blade  
- Sacred Sword  
- Synthesis