Full list of all 12 Duke Nukem 3D achievements worth 200 gamerscore. It takes around 8-10 hours to unlock all of the achievements on Xbox 360.
Complete "Shrapnel City" on any difficulty or in co-op.
Find 70 secret areas.
Complete "L.A. Meltdown" on any difficulty or in co-op.
Earn respect and get 500 total kills in ranked Dukematch games (Online).
Complete "Lunar Apocalypse" on any difficulty or in co-op.
Get 250 total kills in ranked Dukematch games (Online).
Complete "The Birth" on any difficulty or in co-op.
Get 100 total kills in ranked Dukematch games (Online).
Step on 40 enemies after using the Shrinker on them.
Step in a pile of excrement.
Finish the "Hollywood Holocaust" level in under 3 minutes.
Tip an exotic dancer.