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Extermination |
Kill 50 aliens Unlocked: June 13, 2011 04:53 PM |
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Annihilation |
Kill 100 aliens Unlocked: June 13, 2011 05:30 PM |
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Nuclear Devastation |
Kill 250 aliens Unlocked: June 13, 2011 08:10 PM |
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Hippy-Stomper |
Foot stomp 12 aliens Unlocked: June 13, 2011 10:43 PM |
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Judge, Jury, Executioner |
Execute 20 aliens Unlocked: June 14, 2011 12:18 PM |
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Trapper |
Kill 10 aliens with Trip Mines Unlocked: June 14, 2011 11:36 PM |
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Freeze Well! |
Kill 15 frozen aliens Unlocked: June 14, 2011 01:25 PM |
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Road Rage |
Kill 15 aliens with the monster truck Unlocked: June 13, 2011 11:04 PM |
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Fork the Pork |
Kill 6 aliens with the forklift Unlocked: June 14, 2011 01:04 PM |
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Dead Useful |
Kill 10 aliens with environmental explosives Unlocked: June 14, 2011 12:07 PM |
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Tosser... in the Literal Sense |
Kill 10 aliens with tossed objects Unlocked: June 14, 2011 07:54 PM |
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Duke Angry, Duke Smash! |
Kill 15 aliens with melee attacks while on steroids Unlocked: June 14, 2011 12:07 PM |
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Noms |
Eat 10 pieces of food during the SP campaign Unlocked: June 13, 2011 09:30 PM |
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On the Noggin' |
Kill 30 aliens with headshots Unlocked: June 14, 2011 11:43 AM |
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Substance Abuser |
Drink beer while on steroids or vice-versa in SP Unlocked: June 14, 2011 11:09 AM |
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Natural Disaster 3x |
Kill 3 aliens at once Unlocked: June 13, 2011 07:18 PM |
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Full Body Tourettes |
Get knocked down 10 times Unlocked: June 13, 2011 08:47 PM |
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Turd Burglar |
Find and steal a piece of poo Unlocked: June 13, 2011 03:29 PM |
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I Need a Towel |
Get hit by 10 Pregnator bombs Unlocked: June 14, 2011 11:35 AM |
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Baron von Nukem |
Shoot down 20 alien fighters Unlocked: June 13, 2011 09:54 PM |
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I Need a Date |
Look at every page of a calendar in SP Unlocked: June 14, 2011 12:11 PM |
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Sticky Bomb Like You! |
Put a Trip Mine on a live alien Unlocked: June 13, 2011 10:47 PM |
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Big Guns, Big Ships |
Blow up 5 enemy gunships or dropships Unlocked: June 13, 2011 07:19 PM |
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Air-Duke |
Win air hockey with a score of 7-0 in the strip club Unlocked: June 15, 2011 06:35 PM |
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Balls of Steel |
Earn a 1,000,000 pinball score in SP Unlocked: June 19, 2011 02:48 PM |
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Flagon of Chuckles |
Drink a beer in SP Unlocked: June 13, 2011 04:38 PM |
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Juiced |
Take steroids in SP Unlocked: June 13, 2011 04:48 PM |
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He's Got a Hologram! |
Use a Holoduke in SP Unlocked: June 13, 2011 10:47 PM |
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Drawrings |
Doodle something on the whiteboard in SP Unlocked: June 13, 2011 03:30 PM |
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I Am All That Is Man |
Discover all ego cap rewards Unlocked: June 16, 2011 02:39 AM |
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Gunslinger |
Carry the gold pistol through the whole SP campaign Unlocked: June 19, 2011 03:23 AM |
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Piece of Cake |
Complete the SP campaign on Easy Difficulty Unlocked: June 14, 2011 03:51 PM |
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Let's Rock |
Complete the SP campaign on Normal Difficulty Unlocked: June 14, 2011 03:51 PM |
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Come Get Some |
Complete the SP campaign on Hard Difficulty Unlocked: June 18, 2011 02:32 AM |
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Damn, I'm Good |
Complete the SP campaign on Insane Difficulty Unlocked: June 18, 2011 02:32 AM |
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Special Thanks |
Watch the credits all the way through Unlocked: June 14, 2011 04:02 PM |
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Bucket Head |
Find all 3 helmets in the SP campaign Unlocked: June 17, 2011 06:23 PM |
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Call Waiting |
Listen to all phone messages Unlocked: June 17, 2011 05:52 PM |
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Party Animal |
Drink all of the beers in the strip club Unlocked: June 15, 2011 07:07 PM |
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Pescaphobe |
Kill all of the catfish in the underwater level Unlocked: June 17, 2011 06:27 PM |
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Sunday, Black Sunday |
Shoot down the blimp above the stadium Unlocked: June 14, 2011 06:52 PM |
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Nobody Likes a Whiner |
Knock out the talent at the talk show Unlocked: June 13, 2011 04:01 PM |
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Lots of Whacking |
Win a game of Alien Abortion in the strip club Unlocked: June 13, 2011 09:29 PM |
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Companion Barrel |
Unlock the secret closet at the end of the Forkstop Unlocked: June 17, 2011 02:49 PM |
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One-Eyed Freak |
Defeat the Cycloid Unlocked: June 13, 2011 03:35 PM |
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Pit Champion |
Defeat the Battlelord in Las Vegas Unlocked: June 13, 2011 05:52 PM |
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Not Bad for a Human |
Defeat the Alien Queen Unlocked: June 13, 2011 09:05 PM |
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A Good Dam Fight |
Defeat the Battlelord on the Hoover Dam Unlocked: June 14, 2011 11:57 AM |
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Octacide |
Defeat the Octaking Unlocked: June 14, 2011 01:30 PM |
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Beating the One-Eyed Worm |
Defeat the Energy Leech Unlocked: June 14, 2011 03:28 PM |
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Bubble Buster |
Kill 10 expanded enemies with melee attacks Unlocked: February 12, 2012 06:05 PM |
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Threesome |
Kill 3 enemies within 3 seconds with the Impregnader Unlocked: February 12, 2012 03:49 PM |
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Passive Aggressive |
Let 20 enemies die by someone else's hand Unlocked: February 19, 2012 11:05 PM |
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Bloody Red Rover |
Kill 30 enemies with the moon rover Unlocked: February 12, 2012 06:28 PM |
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Scientits |
Earn a 1,000,000 pinball score on the Scientits pinball machine Unlocked: February 22, 2012 08:06 PM |
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Heart to Heart |
Finish Doctor Proton Unlocked: February 12, 2012 04:34 PM |
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Another Piece of Cake |
Beat the DLC campaign on Easy Difficulty Unlocked: February 13, 2012 08:10 PM |
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Let's Rock Out |
Beat the DLC campaign on Normal Difficulty Unlocked: February 13, 2012 08:10 PM |
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Come Get a Little More |
Beat the DLC campaign on Hard Difficulty Unlocked: February 22, 2012 09:08 PM |
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Damn, I'm REALLY Good |
Beat the DLC campaign on Expert Difficulty Unlocked: February 22, 2012 09:08 PM |
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I Am All That Is Man - Again! |
Discover all Ego cap rewards in the DLC campaign Unlocked: February 22, 2012 08:45 PM |
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Hedonist, not Misogynist |
Discover and reject the video game that lets you slap women Unlocked: February 12, 2012 05:33 PM |