Mew @ Safety Goggles  
Ability: Synchronize  
EVs: 252 HP / 48 Def / 208 SpA  
Modest Nature  
IVs: 0 Atk  
- Fake Out  
- Earth Power  
- Ice Beam  
- Trick Room  

Diancie @ Weakness Policy  
Ability: Clear Body  
EVs: 252 HP / 152 Atk / 104 SpA  
Sassy Nature  
IVs: 0 Spe  
- Diamond Storm  
- Moonblast  
- Trick Room  
- Protect  

Volcanion @ Shuca Berry  
Ability: Water Absorb  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Steam Eruption  
- Heat Wave  
- Earth Power  
- Protect  

Zeraora @ Expert Belt  
Ability: Volt Absorb  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Fake Out  
- Plasma Fists  
- Knock Off  
- Snarl  

Celesteela @ Power Herb  
Ability: Beast Boost  
EVs: 176 HP / 252 SpA / 80 Spe  
Modest Nature  
IVs: 0 Atk  
- Meteor Beam  
- Flash Cannon  
- Flamethrower  
- Wide Guard  

Tsareena (F) @ Assault Vest  
Ability: Queenly Majesty  
EVs: 240 HP / 136 Atk / 124 Def / 8 SpD  
Adamant Nature  
- Power Whip  
- U-turn  
- Triple Axel  
- High Jump Kick