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

Zamazenta-Crowned @ Leftovers  
Ability: Drizzle  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Anchor Shot  
- Knock Off  
- Recover  
- Spectral Thief  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Strength Sap  
- Close Combat  
- Glacial Lance  
- Stealth Rock  

Barraskewda @ Choice Band  
Ability: Swift Swim  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Fishious Rend  
- Close Combat  
- Glacial Lance  
- Flip Turn  

Zarude-Dada @ Leftovers  
Ability: Ice Scales  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Impish Nature  
- Knock Off  
- Teleport  
- Slack Off  
- Spectral Thief  

Kyogre @ Leftovers  
Ability: Ice Scales  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Scald  
- Recover  
- Teleport  
- Ice Beam