The horn collects the negative emotions of people, on which this Pokémon feeds. The emotions it feeds on include anger, jealousy, and envy. A nocturnal Pokémon, it will appear in swarms beneath the eaves of houses with negative people. It is most commonly found in cities and other urban settings.
Shuppet is a spherical Pokémon that appears to be covered by a gray cloth. Black rings surround its multicolored eyes, which have light blue sclera, dark blue irises, and yellow pupils. Extending from the top of its head is a long, pointed horn.