Mean Ghost is one of a number of ghosts that appear in the The Real Ghostbusters Pilot. He has also appeared in many promotional items including Milton Bradley The Real Ghostbusters board game on a card.
A medium to large sized creature that features a mean grin smile and pointy ears. He appears to be slightly hunchback as well.
- On Cover RI of Ghostbusters Issue #15, the Mean Ghost makes a non-canon cameo.
- On page 22 of Ghostbusters Annual 2018, in panel 1, one of the entities is based on the Mean Ghost.