Volcanion @ Safety Goggles  
Ability: Water Absorb  
EVs: 248 HP / 252 SpA / 8 Spe  
Modest Nature  
IVs: 0 Atk  
- Heat Wave  
- Steam Eruption  
- Roar  
- Protect  

Dragapult @ Life Orb  
Ability: Clear Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Shadow Ball  
- Hydro Pump  
- Thunderbolt  

Mew @ Sitrus Berry  
Ability: Synchronize  
EVs: 92 HP / 164 SpA / 252 Spe  
Timid Nature  
- Fake Out  
- Psychic  
- Stealth Rock  
- Spikes  

Diancie @ Hard Stone  
Ability: Clear Body  
EVs: 248 HP / 252 Atk / 8 SpD  
Brave Nature  
IVs: 0 Spe  
- Diamond Storm  
- Body Press  
- Trick Room  
- Protect  

Rillaboom @ Assault Vest  
Ability: Grassy Surge  
EVs: 248 HP / 112 Atk / 36 Def / 112 SpD  
Adamant Nature  
IVs: 30 Spe  
- Fake Out  
- Grassy Glide  
- Knock Off  
- U-turn  

Porygon2 @ Eviolite  
Ability: Download  
EVs: 248 HP / 40 Def / 156 SpA / 64 SpD  
Quiet Nature  
IVs: 0 Spe  
- Ice Beam  
- Thunderbolt  
- Recover  
- Trick Room