Play Duke Nukem 3D DOS game direct online in your browser. Play Duke Nukem online for free at playR. With playR you can save Duke Nukem online and compete with other players hiscores and play other classic video. You are playing Duke Nukem 3D from the Sega Genesis games on play retro games where you can play for free in your browser with no download required. This game is a first person shooter with 2. Sound Blaster or Adlib Port: The more modern Duke. All thanks goes to fellow gamer and programmer extraordinaire Luke Nysen! Hercules graphics Which Sound card do I choose?