Sash (Swinub) @ Focus Sash  
Ability: Oblivious  
Level: 5  
EVs: 36 HP / 196 Atk / 36 Def / 36 SpD / 196 Spe  
Adamant Nature  
- Stealth Rock  
- Earthquake  
- Ice Shard  
- Endeavor / Toxic / Icicle Crash

Evio (Swinub) @ Eviolite  
Ability: Thick Fat  
Level: 5  
EVs: 36 HP / 196 Atk / 36 Def / 36 SpD / 196 Spe  
Adamant Nature  
- Stealth Rock  
- Earthquake  
- Ice Shard  
- Toxic / Icicle Crash