Mamoswine @ Life Orb / Choice Band  
Ability: Adaptability  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Earthquake  
- Icicle Crash  
- Ice Shard  
- Knock Off / Stealth Rock

Mamoswine @ Leftovers  
Ability: Adaptability / Water Absorb  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Icicle Crash  
- Ice Shard  
- Substitute