There are 78 games in the Dungeons & Dragons universe. The top 10 game studios in this universe are: Strategic Simulations with 27 games, Interplay Entertainment - 9 games, Black Isle Studios - 8 games, Westwood Studios - 6 games, Atari, Inc. - 4 games, Capcom - 4 games, DreamForge Intertainment - 4 games, Pony Canyon - 4 games, Atari, SA - 3 games, WB Games - 3 games.