Gengar @ Distress Glass / Agony Boots  
Ability: Etheral Fist  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Shadow Punch  
- Sludge Wave  
- Fire Punch  
- Nasty Plot  

Gengar @ Black Sludge  
Ability: Cursed Body  
EVs: 4 Def / 252 SpA / 252 Spe  
- Nasty Plot  
- Haunting Scream  
- Substitute  
- Focus Blast