Diancie-Mega @ Life Orb  
Ability: Sheer Force  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Diamond Storm  
- Moonblast  
- Earth Power  
- Pyro Ball  

Kartana @ Choice Band  
Ability: Steelworker  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Gigaton Hammer  
- Sunsteel Strike  
- Grav Apple  
- U-turn  

Celesteela @ Rocky Helmet  
Ability: Fur Coat  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Shore Up  
- Beak Blast  
- Stone Axe  
- Teleport  

Miraidon @ Covert Cloak  
Ability: Fur Coat  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Strength Sap  
- Thunder Cage  
- Dragon Energy  
- Take Heart  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Shore Up  
- Topsy-Turvy  
- Block  
- Heal Bell  

Arceus-Water @ Wacan Berry  
Ability: Ice Scales  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Topsy-Turvy  
- Teleport  
- Scald  
- Shore Up