Battlestar MUSH - A roleplaying MUSH based on the old Battlestar Galactica television series. Extensively coded systems, newbie friendly, and a well-established playerbase.
Cosmic Muffin MUX - A combination of superheroes, anime, science-fiction and other fun stuff in Hyper Metro City, a bridge between different worlds and times.
Dune III MUSH - Based on Frank Herbert's Dune Chronicles. Features detailed information about factions, players, archives and resources.
Gate Crashers MUX - A SciFi game in which travel throughout the solar system is possible, and characters can be derived from sci-fi, fantasy, anime, comic books, and other sources.
Heavy Gear MUX - Heavy Gear RPG from Dream Pod 9 set in Khayr ad-Din, 'city of trash,' home to Rovers, renegades, mercenaries, Duelists and lowlives from all over Terra Nova.
Mega Man MUSH - Based on the storylines of Capcom's Mega Man games.
OtherSpace: New Journeys - Based on an original science fantasy theme by Wes Platt. High emphasis on the storylines and on creating a fun and positive roleplaying environment. Site contains game overview, message boards, player guides, and links.
Shadowrun: Denver MUSH - Based on the Shadowrun system. Contains news, game overview, FAQ, and player pages.
Shadowrun: Seattle MUSH - Based on the Shadowrun system, Shadowrun: Seattle offers a sophisticated Matrix system for Deckers and an advanced Magic system.