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

(5)  

Complete "Lunar Apocalypse" on any difficulty or in co-op.

(1)  

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

(1)  

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

(3)  

Step on 40 enemies after using the Shrinker on them.

(2)  

Step in a pile of excrement.

(4)  

Tip an exotic dancer.

(6)  

Find 70 secret areas.

(4)  

Finish the "Hollywood Holocaust" level in under 3 minutes.

(2)  

Get 100 total kills in ranked Dukematch games (Online).

(16) 

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

(11) 

Earn respect and get 500 total kills in ranked Dukematch games (Online).

(89)