Magearna @ Gyaradosite  
Ability: Soul-Heart  
EVs: 252 HP / 4 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Dazzling Gleam  
- Protect  
- Flash Cannon  
- Pain Split  

Pheromosa @ Beedrillite  
Ability: Beast Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- U-turn  
- Throat Chop  
- Triple Axel  

Calyrex-Shadow @ Sceptilite  
Ability: As One (Spectrier)  
EVs: 248 HP / 8 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Substitute  
- Nasty Plot  
- Baton Pass  

Zacian @ Lopunnite  
Ability: Intrepid Sword  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Play Rough  
- Swords Dance  
- Wild Charge  

Eternatus @ Sablenite  
Ability: Pressure  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Toxic Spikes  
- Recover  
- Dragon Tail  
- Sludge Wave  

Kyogre @ Swampertite  
Ability: Drizzle  
EVs: 252 SpA / 54 SpD / 202 Spe  
Serious Nature  
IVs: 0 Atk  
- Water Spout  
- Thunder  
- Ice Beam  
- Origin Pulse