Celesteela @ Power Herb  
Ability: Beast Boost  
EVs: 248 HP / 252 SpA / 8 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Meteor Beam  
- Flash Cannon  
- Air Slash  
- Protect  

Tapu Fini @ Choice Scarf  
Ability: Misty Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Hydro Pump  
- Ice Beam  
- Trick  

Incineroar @ Sitrus Berry  
Ability: Intimidate  
EVs: 252 HP / 4 Atk / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Fake Out  
- Flare Blitz  
- Knock Off  
- Parting Shot  

Diancie @ Hard Stone  
Ability: Clear Body  
EVs: 252 HP / 252 Atk / 4 Def  
Brave Nature  
IVs: 0 Spe  
- Diamond Storm  
- Body Press  
- Trick Room  
- Protect  

Mew @ Sitrus Berry  
Ability: Synchronize  
EVs: 248 HP / 240 SpA / 20 Spe  
Modest Nature  
- Fake Out  
- Earth Power  
- Fire Blast  
- Trick Room  

Tsareena (F) @ Assault Vest  
Ability: Queenly Majesty  
EVs: 100 HP / 252 Atk / 156 SpD  
Brave Nature  
IVs: 0 Spe  
- Power Whip  
- Triple Axel  
- Feint  
- U-turn