Spiney  is one of a number of ghosts that appear in the Subway at 21st Street in the Extreme Ghostbusters Intro. It has also appeared in episode "The Pied Piper of Manhattan" in the first scene and later in the city as one of ghosts causing havoc before Piper shows up. It appears in Heart of Darkness as both a Gateway ghost and a Spirit Slave.
Spiney is a ghost with no limbs. Its body is a human spine and its skull has four eye sockets.
- Extreme Ghostbusters