Rotom-Wash @ Wiki Berry
Ability: Levitate
EVs: 252 HP / 132 SpA / 72 SpD / 52 Spe
Modest Nature
IVs: 0 Atk
- Hydro Pump
- Thunderbolt
- Will-O-Wisp / Ally Switch
- Protect / Ally Switch / Volt Switch

132+ SpA Rotom-Wash Thunderbolt vs. 252 HP / 0 SpD Azumarill: 306-360 (75.7 - 89.1%) -- guaranteed 2HKO - prevents BD
outspeeds timid pheromosa in tailwind, rest in spdef