27 achievements for 1000 Gamerscore
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Piece of Cake
Complete "L.A. Meltdown" on any difficulty.
80 Gamerscore
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Let's Rock
Complete "Lunar Apocalypse" on any difficulty.
80 Gamerscore
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Come Get Some
Complete "Shrapnel City" on any difficulty.
80 Gamerscore
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Damn, I'm Good
Complete "The Birth" on any difficulty.
80 Gamerscore
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I'm Back, Baby
Complete "Alien World Order" on any difficulty.
80 Gamerscore
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Duke's Mighty Foot
Step on 40 enemies after using the Shrinker on them.
40 Gamerscore
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It Happens
Step in a pile of excrement.
15 Gamerscore
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Shake It, Baby
Tip an exotic dancer.
15 Gamerscore
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Oomph, Uugh, Where Is It?
Find 70 secret areas.
40 Gamerscore
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Alien Maggots are Gonna Pay
Finish the "Hollywood Holocaust" level in under 3 minutes.
40 Gamerscore
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Invaders Must Die!
Kill 1000 enemies.
40 Gamerscore
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Take No Prisoners
Kill every enemy on a level.
40 Gamerscore
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Cheating!
Use a cheat code.
15 Gamerscore
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Doomed Marine
Find the Doomguy in the Level "Death Row"
15 Gamerscore
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Duke, Use the Force!
Find Luke in the Level "Lunar Reactor"
15 Gamerscore
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All Too Easy
Find a secret area.
15 Gamerscore
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Why So Serious!?!
Find Sam in "Mirage Barrage".
15 Gamerscore
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I Never Inhaled
Use the hookah in High Times.
15 Gamerscore
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See, I'm Tough Too!
Finish any level on "Damn, I'm Good" difficulty.
60 Gamerscore
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I Never Knew This Was Here
Finish a secret level.
15 Gamerscore
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That's What She Said
Listen to Developer Commentary (Use at least one trigger).
15 Gamerscore
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Smoke 'Em If You Got 'Em
Use the Incinerator
15 Gamerscore
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Roast 'Em
Burn 50 bad guys to death.
40 Gamerscore
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Buzz Off
Kill a Firefly Trooper while it's flying small.
15 Gamerscore
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More Than 2 Weapons At Once?
Carry all weapons with ammo at once.
40 Gamerscore
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Nukem All
Kill 5 bad guys with one shot.
40 Gamerscore
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Rage Engage
Kill 10 bad guys in 10 seconds while on steroids.
40 Gamerscore