Dragapult @ Choice Specs  
Ability: Infiltrator  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Draco Meteor  
- Shadow Ball  
- Hydro Pump  
- Fire Blast  

Volcanion @ Sitrus Berry  
Ability: Water Absorb  
EVs: 148 HP / 184 Def / 80 SpA / 96 Spe  
Modest Nature  
- Overheat  
- Steam Eruption  
- Sludge Wave  
- Will-O-Wisp  

Glastrier @ Custap Berry  
Ability: Chilling Neigh  
EVs: 248 HP / 172 Atk / 84 Def / 4 Spe  
Adamant Nature  
- Endure  
- Swords Dance  
- Icicle Spear  
- Close Combat