Imp City

Imp City is one of the cities of Hell, and the primary setting of Helluva Boss. In Hell, the imp demons are the lowest in society, and they along with Hell's homeless live in this district. It houses the I.M.P  office building.

In When the Cold Breeze Blows Away, it will be first appeared in during the USRAC War when it is where the I.M.P were not friendly to human targest due to opens a portal to Earth, enabling the assassins access to their human targets.