Duke Nukem 3D: 20th Anniversary World Tour is a classic action FPS game developed by Nerve Software in collaboration with Gearbox Software. It’s one more doomsday to society and just another day for Duke Nukem. Play as the classic, cultic action hero Duke Nukem, and blast some aliens away from the surface of our earth. As long as you are walking, no threat is too big, no alien is too powerful, and no babe can resist your awesomeness. Relive through four classic 3D episodes and enjoy a whole new 5th episode. Developed by the ORIGINAL DESIGNERS, voiced by the ORIGINAL VOICE, and composed by the ORIGINAL COMPOSER!