Rotom-Wash @ Wiki Berry / Leftovers / Waterium Z
Ability: Levitate
EVs: 252 HP / 4 Def / 252 SpD
Calm Nature
- Volt Switch
- Hydro Pump
- Will-O-Wisp / Defog
- Defog / Pain Split / Thunder Wave

Alternate (Rotom-Wash) @ Wiki Berry / Leftovers / Waterium Z
Ability: Levitate
EVs: 252 HP / 252 Def / 4 SpD
Calm Nature
- Volt Switch
- Hydro Pump
- Will-O-Wisp / Defog
- Defog / Pain Split / Thunder Wave

Rotom-Wash @ Electrium Z
Ability: Levitate
EVs: 108 HP / 184 SpA / 216 Spe
Timid Nature
- Hydro Pump
- Volt Switch
- Thunder
- Pain Split