Spawn Studios has just released Duke Nukem: Manhattan Project to bring total mutant mayhem on iOS. Originally released to commemorate the 10th anniversary of Duke Nukem in 2002, Duke Nukem: Manhattan Project blends together the best elements of Duke Nukem 3D and the best 2D sidescrolling of the first two games in the series, Duke Nukem and Duke Nukem II. » “Duke Nukem: Manhattan Project” Now Available In The App Store