Calyrex-Shadow @ Choice Specs  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Psyshock  
- Draining Kiss  
- Trick  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Play Rough / Behemoth Blade  
- Close Combat  
- Crunch  
- Swords Dance  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Sacred Fire  
- Brave Bird  
- Toxic  
- Roost  

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

Lunala @ Heavy-Duty Boots  
Ability: Shadow Shield  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Ice Beam  
- Will-O-Wisp  
- Hex  
- Roost  

Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 240 HP / 16 Def / 252 SpD  
Calm Nature  
- Dragon Tail  
- Recover  
- Flamethrower  
- Toxic