Dimension X Penitentiary

The Dimension X Penitentiary is a prison in Dimension X for some of its worst criminals, appearing in the 1987-1996 animated TV-series. It is shown in the episode Convicts from Dimension X, where Skaarg and Dementor are teleported out of it to Earth while Irma and Vernon are sucked through the portal, by accident ending up inside the Dimension X Penitentiary.