Earth

Earth is a planet where humans live until they die and arrive in Heaven or Hell. It is a recurring element in Hazbin Hotel and a location in Helluva Boss.

Trivia

 * According to Vivziepop in a live stream, Earth is an elemental part of the show but it's not a setting of Hazbin Hotel. She also said that the past of certain characters will definitely get shown so in that instance fans will see Earth.