Swinub @ Black Sludge  
Ability: Oblivious  
Tera Type: Dark / Ice / Ghost
EVs: 252 Spe  
Hasty Nature  
IVs: 6 HP / 0 Atk / 0 Def / 0 SpA / 0 SpD  
- Substitute  
- Roar  
- Protect  
- Stealth Rock / Sandstorm / Curse