1, Open your Web browser and visit the DUNGEON FIGHTER ONLINE website.
2 Type your DUNGEON FIGHTER ONLINE user name and password into the boxes and select "Login." You can also sign up using account information for services like Face book, Windows Live Messenger and Google.
3, Scroll down to the bottom of the screen and select the option that reads "Games."
4, Locate the game you want to play. You can search for the game by title or select a category (like "Shooter" or "Action") from the list of categories on the left side of the screen.
5, Click on the name of the game to load its DUNGEON FIGHTER ONLINE Games page. Click the yellow "Play Now" button to load the game in your browser. Click "Help" to view the controls for the game you're playing. The controls will be different for every game you play on the DUNGEON FIGHTER ONLINE service, so if you're having trouble always review "Help" before continuing.