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

Ferrothorn @ Leftovers  
Ability: Fur Coat  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Anchor Shot  
- Core Enforcer  
- Spikes  
- Roost  

Regigigas @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Facade  
- V-create  
- Glacial Lance  

Zamazenta-Crowned @ Rocky Helmet  
Ability: Primordial Sea  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Anchor Shot  
- Thunderous Kick  
- Flip Turn  
- Roost  

Kyogre @ Heavy-Duty Boots  
Ability: Ice Scales  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Scald  
- Spectral Thief  
- Parting Shot  
- Recover  

Xerneas @ Heavy-Duty Boots  
Ability: Pixilate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Boomburst  
- Rapid Spin  
- Diamond Storm  
- Strength Sap