Dwebble @ Black Sludge  
Ability: Weak Armor  
EVs: 252 Spe  
Naive Nature  
IVs: 2 HP / 0 Atk / 0 Def / 0 SpA / 0 SpD  
- Substitute  
- Block / Stealth Rock
- Spikes / Stealth Rock
- Snore