Cloyster @ Focus Sash  
Ability: Skill Link  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Shell Smash  
- Icicle Spear  
- Rapid Spin  
- Toxic Spikes  

Mew @ Colbur Berry  
Ability: Synchronize  
EVs: 248 HP / 8 Atk / 252 Spe  
Jolly Nature  
- Thunder Wave  
- Stealth Rock  
- Explosion  
- Taunt  

Gyarados-Mega @ Gyaradosite  
Ability: Mold Breaker  
EVs: 24 HP / 252 Atk / 232 Spe  
Adamant Nature  
- Dragon Dance  
- Substitute  
- Waterfall  
- Crunch  

Serperior @ Light Clay  
Ability: Contrary  
EVs: 200 HP / 44 Def / 8 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Light Screen  
- Reflect  
- Leaf Storm  
- Taunt  

Volcarona (F) @ Life Orb  
Ability: Flame Body  
EVs: 20 HP / 252 SpA / 236 Spe  
Modest Nature  
IVs: 0 Atk / 30 Def  
- Quiver Dance  
- Fire Blast  
- Giga Drain  
- Hidden Power [Ice]  

Weavile @ Life Orb  
Ability: Pressure  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- Icicle Crash  
- Low Kick  
- Ice Shard