Gengar @ Life Orb  
Ability: Merciless  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Toxic  
- Venoshock  
- Hex  
- Recover  

Accelgor @ Heavy-Duty Boots  
Ability: Corrosion  
EVs: 248 HP / 8 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Flamethrower  
- Substitute  
- Toxic  
- Protect