In this time zone, Duke battles the alien menace of the future, who have created an army of the undead from those who had died in the nuclear war's ensuing fallout. However, Duke manages to figure this out and unwittingly uses an alien time machine to go into the post-apocalyptic near-future, where the aliens have devastated the Earth with nuclear war, running humans to near-extinction. Here, Duke discovers the alien's true plan, to go back in time and mess with historic events, hoping they can destroy Duke's colorful heritage, so that it would be easier to take out the Earth in the future. Duke pummels the alien menace through the streets of New York with the help of some marines, and eventually gains access to the Statue of Liberty. The Victorian Era has fictional, science-fiction weaponry such as the Voltaic Projector, and features zombies.ĭuke is called into action via the Government, as a new alien, led by Zero, appears, making trouble. The Wild West has revolvers and lever-action rifles, and features Cowboy and Native American Pigs. For example, Present Day has modern-day weapons such as automatic handguns, submachine guns and combat shotguns. Each time period has its own theme and weaponry. Duke Nukem: Zero Hour is set in four distinct time periods: Present Day, Post-Apocalyptic Near-Future, Wild West and Victorian Era ( London, 1888).

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