Mew @ Colbur Berry  
Ability: Synchronize  
EVs: 36 HP / 220 Atk / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Taunt  
- Close Combat  
- Triple Axel  

Hydreigon @ Leftovers  
Ability: Levitate  
EVs: 96 HP / 160 SpA / 4 SpD / 248 Spe  
Timid Nature  
- Defog  
- U-turn  
- Roost  
- Draco Meteor  

Toxapex @ Eject Button  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
- Toxic  
- Recover  
- Scald  
- Knock Off  

Garchomp @ Life Orb  
Ability: Rough Skin  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Aqua Tail  
- Swords Dance  
- Scale Shot  
- Earthquake  

Regieleki @ Choice Specs  
Ability: Transistor  
EVs: 28 Atk / 252 SpA / 228 Spe  
Hasty Nature  
- Rapid Spin  
- Rising Voltage  
- Volt Switch  
- Extreme Speed  

tofu coconut (Tapu Koko) @ Terrain Extender  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Grass Knot  
- Thunderbolt  
- U-turn  
- Dazzling Gleam