Speed of Doom is a 2010 megawad by Josh Sealy (Joshy) and Darkwave0000, which requires a Boom-compatible source port to play. It features 33 levels, including one level accessible only through cheating, inspired by Plutonia, Plutonia 2, Hell Revealed, Hell Revealed II, Alien Vendetta, Kama Sutra, Scythe and Scythe 2. The bulk of the soundtrack was composed by Stuart Rynn, although five tracks were contributed by James Paddock, and 14 other tracks were taken from various sources.