Toxapex @ Black Sludge  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Toxic  
- Topsy-Turvy  
- U-turn  
- Recover  

Toxapex @ Black Sludge  
Ability: Prankster  
- U-turn  
- Toxic  
- Haze  
- Recover  

Toxapex @ Choice Scarf  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Trick  
- U-turn  
- Recover  
- Haze