Beartic @ Fighting Gem  
Ability: Swift Swim  
EVs: 252 Atk / 40 Def / 216 Spe  
Adamant Nature  
- Swords Dance  
- Icicle Crash  
- Superpower  
- Night Slash  

Pelipper @ Water Gem  
Ability: Rain Dish  
EVs: 40 HP / 252 SpA / 216 Spe  
Modest Nature  
- Hydro Pump  
- Hurricane  
- Knock Off  
- Agility  

Grumpig @ Choice Scarf  
Ability: Thick Fat  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psychic  
- Focus Blast  
- Shadow Ball  
- Trick  

Persian @ Damp Rock  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Rain Dance  
- U-turn  
- Return  
- Taunt  

Shelgon @ Eviolite  
Ability: Rock Head  
EVs: 72 HP / 252 Atk / 184 Spe  
Adamant Nature  
- Dragon Dance  
- Outrage  
- Fire Fang  
- Brick Break  

Lairon @ Eviolite  
Ability: Rock Head  
EVs: 56 HP / 252 Atk / 200 Spe  
Jolly Nature  
- Head Smash  
- Autotomize  
- Endeavor  
- Stealth Rock