Piece of Cake
Complete "L.A. Meltdown" on any difficulty or in co-op.

Let's Rock
Complete "Lunar Apocalypse" on any difficulty or in co-op.

Come Get Some
Complete "Shrapnel City" on any difficulty or in co-op.

Game Over
Complete "The Birth" on any difficulty or in co-op.

Duke's Mighty Foot
Step on 40 enemies after using the Shrinker on them.

Looks Like Cleanup on Aisle 4
Step in a pile of excrement.

Shake It Baby
Tip an exotic dancer.

Oomph, Uugh, Where is it?
Find 70 secret areas.

Alien Maggots are Gonna Pay
Finish the "Hollywood Holocaust" level in under 3 minutes.

Gonna Rip Em' a New One
Get 100 total kills in ranked Dukematch games (Online).

See You in Hell
Get 250 total kills in ranked Dukematch games (Online).

Hail to the King, Baby
Earn respect and get 500 total kills in ranked Dukematch games (Online).

The Patriot Act
Complete "Duke It Out In D.C." on any difficulty or in co-op.

I've Got Balls of Snow
Complete "Duke: Nuclear Winter" on any difficulty or in co-op.

Limbo time!
Complete "Duke Caribbean: Life's A Beach" on any difficulty or in co-op.