Pichu @ Black Sludge  
Ability: Static  
Tera Type: Ice  
EVs: 252 Spe  
Naive / Hasty Nature  
IVs: 0 HP / 0 Def / 0 SpA / 0 SpD  
- Substitute  
- Encore  
- Nuzzle / Thunder Wave
- Protect / Thunder Wave / Fake Out