The Realm of Parthoris

The Realm of Parthoris is an episode one replacement for Heretic, created in 2015 by the Doomworld community, led by Jeff King (Egregor). It requires a limit-removing port that also features Heretic support to play. Development began on January 27, 2015, with the aim of creating a full Heretic megawad, but due to a lack of interest from mappers, the project was scaled down to a single episode