Christian Gamer's Guild: A group of committed Christians interested in roleplaying and collectible card games. Features chat room, mailing list, links, and a webzine.
Holy Lands: A commercial system in which players fight with sword and faith against the demons, devils, and sorcerers who want to destroy the medieval church.
Spiritual Warfare: A Christian themed system set in the year 1372.
The World of Gaianar: Official site for a post-apocalyptic fantasy game.