Palkia @ Lustrous Orb  
Ability: Swift Swim  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Fishious Rend  
- Dragon Energy  
- Steam Eruption  
- Strength Sap  

krust breaker (Barraskewda) @ Choice Band  
Ability: Mold Breaker  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Fishious Rend  
- Bolt Strike  
- Precipice Blades  
- Flip Turn  

Zacian @ Leftovers  
Ability: Dry Skin  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Spirit Break  
- Aromatherapy  
- Teleport  
- Roost  

Zygarde-Complete @ Damp Rock  
Ability: Drizzle  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Thousand Waves  
- Volt Switch  
- Topsy-Turvy  
- Recover  

Zamazenta-Crowned @ Lum Berry  
Ability: Primordial Sea  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Flip Turn  
- Thunderous Kick  
- Defog  
- Recover  

Melmetal @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Nuzzle  
- Core Enforcer  
- Spectral Thief  
- U-turn