Box art - Duke Nukem Forever

Duke Nukem Forever PC Cheats

Duke Nukem ForeverMore guides, cheats and FAQS

The Doctor Who Cloned Me Unlockable - Steam Achievements

Another Piece of Cake - Beat the DLC campaign on Easy Difficulty
Bloody Red Rover - Kill 30 enemies with the moon rover
Bubble Buster - Kill 10 expanded enemies with melee attacks
Come Get a Little More - Beat the DLC campaign on Hard Difficulty
Damn, I'm REALLY Good - Beat the DLC campaign on Expert Difficulty
Heart to Heart - Finish Doctor Proton
Hedonist, not Misogynist - Discover and reject the video game that lets you slap women
I Am All That Is Man - Again! - Discover all Ego cap rewards in the DLC campaign
Let's Rock Out - Beat the DLC campaign on Normal Difficulty
Passive Aggressive - Let 20 enemies die by someone else's hand
Scientits - Earn a 1,000,000 pinball score on the Scientits pinball machine
Threesome - Kill 3 enemies within 3 seconds with the Impregnader

Unlock Extra Options for Next Playthrough

By completing the game on any difficulty, you will get to unlock extra options for your next playthough! (The options labeled "CHEAT" will lock achievements and Ego points.)

Unlockable How to Unlock
Duke 3D Freeze Ray Freeze ray will fire bouncing ice projectiles (SP only).
Game Speed Adjust game speed (SP only).
Grayscale Mode Draw the game in grayscale (SP only).
Head Scale Adjust head size of enemies and NPCs (SP only).
Infinite Ammo Never run out of ammo (SP only). CHEAT.
Instagib Enemies die in 1 shot and always gib (SP only). CHEAT.
Invincibility Take no damage from bullets or explosions (SP only). CHEAT.
Mirror Mode Draw the game mirrored horizontally (SP only).

Clothing Unlocks

These are clothing items unlocked through multi-player weapon-specific challenges to use in the changing room to customize your Duke for MP.

UnlockableHow to Unlock
Backwards Baseball CapGet 250 kills with the Shotgun (Burger Face III)
Baseball CapGet 75 kills with pipe bombs (Splatter king III)
Brain SuckerGet 250 kills with the Enforcer (Laser Seeking Missiles III)
Canadian Flag LogoGet 75 kills with the Garter Pistol (Tiny But Deadly III)
Cheese HatGet 250 kills with the Ripper (Swiss Cheese III)
Detonator LogoGet 250 kills with the Rocket Launcher (Boom Goes the Weasel III)
Hoplite HelmetGet 75 melee kills (Punchy McPuncher III)
I Shot Stupid LogoGet 250 kills with the Railgun (Right In the Eye III)
Jester HatGet 75 kills with trip mines (Watch your step III)
Military HatGet 250 kills with the Pistol (Size Doesn't Matter III)
Retro Duke LogoGet 250 kills with the Devestator (Meat Grinder III)
Ski GogglesExecute a frozen player 75 times (Ice to See You III)
Tie-Dye ShirtGet 250 kills with the AT laser (Medium Rare III)
Uncle Sam HatStomp on 75 enemies (Pee Wee Vermin III)
Wolf LogoGet 75 kills with Steroids (Roid Rage III)
WTF LogoGet 75 kills with exploding barrels (Smile You Son of a Bitch III)

Steam Achievements

A Good Dam FightDefeat the Battlelord on the Hoover Dam
Air-DukeWin air hockey with a score of 7-0 in the strip club
AnnihilationKill 100 aliens
Balls of SteelEarn a 1,000,000 pinball score in SP
Baron von NukemShoot down 20 alien fighters
Beating the One-Eyed WormDefeat the Energy Leech
Big Guns, Big ShipsBlow up 5 enemy gunships or dropships
Bucket HeadFind all 3 helmets in the SP campaign
Call WaitingListen to all phone messages
Come Get SomeComplete the SP campaign on Hard Difficulty
Companion BarrelUnlock the secret closet at the end of the Forkstop
Damn, I'm GoodComplete the SP campaign on Insane Difficulty
Dead UsefulKill 10 aliens with environmental explosives
DrawringsDoodle something on the whiteboard in SP
Duke Angry, Duke Smash!Kill 15 aliens with melee attacks while on steroids
ExterminationKill 50 aliens
Flagon of ChucklesDrink a beer in SP
Fork the PorkKill 6 aliens with the forklift
Freeze Well!Kill 15 frozen aliens
Full Body TourettesGet knocked down 10 times
GunslingerCarry the gold pistol through the whole SP campaign
He's Got a Hologram!Use a Holoduke in SP
Hippy-StomperFoot stomp 12 aliens
I Am All That Is ManDiscover all ego cap rewards
I Need a DateLook at every page of a calendar in SP
I Need a TowelGet hit by 10 Pregnator bombs
Judge, Jury, ExecutionerExecute 20 aliens
JuicedTake steroids in SP
Let's RockComplete the SP campaign on Normal Difficulty
Lots of WhackingWin a game of Alien Abortion in the strip club
Natural Disaster 3xKill 3 aliens at once
Nobody Likes a WhinerKnock out the talent at the talk show
NomsEat 10 pieces of food during the SP campaign
Not Bad for a HumanDefeat the Alien Queen
Nuclear DevastationKill 250 aliens
OctacideDefeat the Octaking
On the Noggin'Kill 30 aliens with headshots
One-Eyed FreakDefeat the Cycloid
Party AnimalDrink all of the beers in the strip club
PescaphobeKill all of the catfish in the underwater level
Piece of CakeComplete the SP campaign on Easy Difficulty
Pit ChampionDefeat the Battlelord in Las Vegas
Road RageKill 15 aliens with the monster truck
Special ThanksWatch the credits all the way through
Sticky Bomb Like You!Put a Trip Mine on a live alien
Substance AbuserDrink beer while on steroids or vice-versa in SP
Sunday, Black SundayShoot down the blimp above the stadium
Tosser... in the Literal SenseKill 10 aliens with tossed objects
TrapperKill 10 aliens with trip mines
Turd BurglarFind and steal a piece of poo