Toxapex @ Icium Z  
Ability: Regenerator  
EVs: 252 HP / 116 Def / 140 SpD  
Calm Nature  
IVs: 0 Atk  
- Scald  
- Toxic Spikes  
- Haze  
- Recover  

Swampert @ Leftovers  
Ability: Damp  
EVs: 240 HP / 252 Def / 16 SpD  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Toxic  
- Roar  

Rotom-Wash @ Wiki Berry  
Ability: Levitate  
EVs: 248 HP / 204 SpD / 56 Spe  
Calm Nature  
IVs: 0 Atk  
- Hydro Pump  
- Volt Switch  
- Will-O-Wisp  
- Defog