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Duke Nukem Forever


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.)

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

Contributed By: Hellsing4682.

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

Contributed By: Extro_Sturt.


Steam Achievements

Defeat the Battlelord on the Hoover DamA Good Dam Fight
Win air hockey with a score of 7-0 in the strip clubAir-Duke
Kill 100 aliensAnnihilation
Earn a 1,000,000 pinball score in SPBalls of Steel
Shoot down 20 alien fightersBaron von Nukem
Defeat the Energy LeechBeating the One-Eyed Worm
Blow up 5 enemy gunships or dropshipsBig Guns, Big Ships
Find all 3 helmets in the SP campaignBucket Head
Listen to all phone messagesCall Waiting
Complete the SP campaign on Hard DifficultyCome Get Some
Unlock the secret closet at the end of the ForkstopCompanion Barrel
Complete the SP campaign on Insane DifficultyDamn, I'm Good
Kill 10 aliens with environmental explosivesDead Useful
Doodle something on the whiteboard in SPDrawrings
Kill 15 aliens with melee attacks while on steroidsDuke Angry, Duke Smash!
Kill 50 aliensExtermination
Drink a beer in SPFlagon of Chuckles
Kill 6 aliens with the forkliftFork the Pork
Kill 15 frozen aliensFreeze Well!
Get knocked down 10 timesFull Body Tourettes
Carry the gold pistol through the whole SP campaignGunslinger
Use a Holoduke in SPHe's Got a Hologram!
Foot stomp 12 aliensHippy-Stomper
Discover all ego cap rewardsI Am All That Is Man
Look at every page of a calendar in SPI Need a Date
Get hit by 10 Pregnator bombsI Need a Towel
Execute 20 aliensJudge, Jury, Executioner
Take steroids in SPJuiced
Complete the SP campaign on Normal DifficultyLet's Rock
Win a game of Alien Abortion in the strip clubLots of Whacking
Kill 3 aliens at onceNatural Disaster 3x
Knock out the talent at the talk showNobody Likes a Whiner
Eat 10 pieces of food during the SP campaignNoms
Defeat the Alien QueenNot Bad for a Human
Kill 250 aliensNuclear Devastation
Defeat the OctakingOctacide
Kill 30 aliens with headshotsOn the Noggin'
Defeat the CycloidOne-Eyed Freak
Drink all of the beers in the strip clubParty Animal
Kill all of the catfish in the underwater levelPescaphobe
Complete the SP campaign on Easy DifficultyPiece of Cake
Defeat the Battlelord in Las VegasPit Champion
Kill 15 aliens with the monster truckRoad Rage
Watch the credits all the way throughSpecial Thanks
Put a Trip Mine on a live alienSticky Bomb Like You!
Drink beer while on steroids or vice-versa in SPSubstance Abuser
Shoot down the blimp above the stadiumSunday, Black Sunday
Kill 10 aliens with tossed objectsTosser... in the Literal Sense
Kill 10 aliens with trip minesTrapper
Find and steal a piece of pooTurd Burglar

Contributed By: Guard Master.