This 2011 first-person shooter adventure calls upon players to embody Duke Nukem as alien hordes return to Earth, stealing women and disrupting his leisure. The core loop involves intense, non-stop action utilizing an arsenal of over-the-top weapons against various alien threats and massive bosses. Expect high interactivity in the environment alongside extensive multiplayer modes. Fans of classic, spectacle-driven shooters with an irreverent tone will find the central conflict engaging.
The gameplay loop emphasizes intense, non-stop action, placing players in control of a hero equipped with an extensive arsenal of unique and powerful weaponry. Players will navigate various environments, engaging waves of alien enemies, including specialized foes like "Pig Cops" and facing off against enormous alien bosses.
A key element of the experience is the high level of interactivity within the game world. Players can engage with numerous objects and elements in the environment, adding depth to the exploration and combat scenarios. Beyond the single-player campaign, the game also features a range of multiplayer modes designed to extend the action.
The story picks up after the hero's initial triumph against a prior alien invasion. Having settled into a life of leisure capitalizing on his fame, his routine is abruptly interrupted when the aliens return. This second invasion is characterized by the invaders stealing Earth’s women and disrupting the hero's established lifestyle, prompting a forceful return to action to repel the invaders and reclaim what was lost.
The main game is supported by post-launch downloadable content, with two separate DLC packages having been released following the initial launch.
Players can anticipate a classic shooter experience heavily focused on spectacle. The game promises epic confrontations, utilizing weapons that are described as "over-the-top." The overall tone balances serious combat scenarios with a distinct, irreverent attitude inherent to the protagonist.


Duke Nukem Forever: Enhanced is a mod for the 2011 release of DNF that aims to improve the gameplay of the original game and make it play more like a classic shooter, enhancements includes: - Sprinting removed and faster player movement - Jump height increased - Swim speed is much faster - Player can now hold breath underwater for 45 seconds instead of 15 - Weapon rebalance and screen shake when shooting removed - 2/4 weapon limit completelly removed - Quicksaves (F5 by default) - Fixed "The Hive" chapter - Depth of Field removed and new post processing effects - Driving sections are now in first person perspective - Enables shadows for all objects in the world

Hail to the Icons Parody Pack is the first add-on for Duke Nukem Forever. It contains three new game modes (Freeze Tag, Hot Potato, and Hail to the King), four new multiplayer maps (Call of Duke, Sandpit, Inferno, and 2Forts1Bridge) and new weapons (including the N00b T00b, sticky bombs, and a minigun).

Duke Nukem Forever’s new Add-On Content, Duke Nukem: The Doctor Who Cloned Me is bursting with all of the over-the-top Duke goodness fans love. Deep in the heart of Area 51, Dr Proton has been hatching his evil plan. Fueled by new ego boosts, Duke is ready to take on evil clones, aliens queens and anything else that comes his way in order to save the world and his babes! This full new single player campaign includes brand new weapons, all-new enemy types and bosses, more Achievements, and brand new interactive items within the world. Additionally, The Doctor Who Cloned Me adds four new multiplayer maps to the mix: Sky-High: The alien-infested corporate offices of Pooty, Inc. near the center of Las Vegas. This map includes three indoor floors taken over by the aliens and two rooftops, jump pads, stairwells, and building-to-building combat. Command: EDF command center with an imprisoned BattleLord at its core! A two-level map featuring winding stairs, straightaway corridors, and jump pads. Drop Zone: Rooftop of Duke’s Lady Killer Casino featuring indoor and outdoor combat and stairwells for platforming, an EDF dropship on landing pad, and a bottomless pit. Biohazard: Fight in the Breston Plant Nuclear Power facilities and compete across multiple floors in locker rooms, restrooms with showers, control rooms, and the nuclear waste storage room. *Maps support all retail games modes. Players who own the first add-on content, Hail to the Icons Parody Pack, will also be able to play Freeze Tag, Hot Potato, Hail to the King Free For All and Predator.