Crobat @ Black Sludge  
Ability: Infiltrator  
- Roost  
- Taunt  
- Toxic  / Defog / Brave Bird
- Brave Bird  / U-Turn

Crobat @ Choice Band  
Ability: Infiltrator  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Brave Bird  
- U-turn  
- Pursuit  
- Cross Poison  

Crobat @ Life Orb  / Expert Belt
Ability: Infiltrator  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Heat Wave  / Hidden Power [Fighting]
- Sludge Bomb  
- Air Slash