Please note if you have not created your game account yet you can follow the Already have a DDO account? Install, then play: PC: Mac: Download. That puts D&D Online in the realm of other popular, free MMOs like to jump into the game while it's still downloading, but why not wait for it all. World of Dungeons is a free fantasy browser game. It is a classic role- playing game, where you can have adventures, fight monsters and duel other players.