Rotom (Japanese: ロトム Rotom) is a dual-type Electric-type Pokémon.
While it is not known to evolve into or from any other Pokémon, it has the ability to possess the motors of certain appliances and change forms.
When it does not possess an appliance, it is Normal Rotom, and is Electric/Ghost. When it possesses a microwave oven it becomes Heat Rotom, and is Electric/Fire. When it possesses a washing machine it becomes Wash Rotom, and is Electric/Water. When it possesses a refrigerator it becomes Frost Rotom, and is Electric/Ice. When it possesses an electric fan it becomes Fan Rotom, and is Electric/Flying. When it possesses a lawnmower it becomes Mow Rotom, and is Electric/Grass.