Description Gloom is an atmospheric team play modification for Quake II that puts humans against a team of alien spiders. The object of the game is to obliterate the opposing team by killing their troops and destroying their spawn points. Each team has six classGloom is an atmospheric team play modification for Quake II that puts humans against a team of alien spiders. The object of the game is to obliterate the opposing team by killing their troops and destroying their spawn points.