Friendly and kind-hearted, Mewun uses its powerful psychic abilities to help others' moods. It negates the negative emotions within a person, decreasing the amount of sorrow and letting joy better flourish.
At a meeting of Pokémon academics, it was announced that simultaneous exposure to electricity from a Plusle and Mewun will promote circulation and boost vitality. A Mewun is said to possess the genes of all Pokémon.
