Regice @ Psychium Z  
Ability: Clear Body  
EVs: 248 HP / 252 SpA / 8 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Gravity  
- Blizzard  
- Focus Blast  
- Thunder

Celesteela @ Steelium Z  
Ability: Beast Boost  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Metal Sound  
- Fire Blast / Flamethrower  
- Air Slash
- Flash Cannon / Giga Drain / Hidden Power [Ice]  

Muk-Alola @ Iron Ball  
Ability: Poison Touch  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Curse  
- Fling  
- Recycle  
- Poison Jab / Gunk Shot

Octillery @ Scope Lens  
Ability: Sniper  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Focus Energy  
- Hydro Pump  
- Ice Beam
- Fire Blast / Energy Ball