Amoonguss (M) @ Black Sludge  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 2 Atk / 30 SpA / 30 Spe  
- Stun Spore  
- Clear Smog  
- Giga Drain  
- Hidden Power [Fire]  

Mamoswine (M) @ Never-Melt Ice  
Ability: Thick Fat  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Substitute  
- Earthquake  
- Icicle Crash  
- Ice Shard