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