Full list of all 27 Duke Nukem 3D: 20th Anniversary World Tour achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Kill 10 bad guys in 10 seconds while on steroids.
Carry all weapons with ammo at once.
Use the Incinerator
Use a cheat code.
Complete "Lunar Apocalypse" on any difficulty.
Kill 1000 enemies.
Kill 5 bad guys with one shot.
Step in a pile of excrement.
Complete "L.A. Meltdown" on any difficulty.
Find any secret level.
Find the Doomguy in the Level "Death Row".
Tip an exotic dancer.
Kill every enemy on a level.
Find a secret area.
Complete "Shrapnel City" on any difficulty.
Complete "The Birth" on any difficulty.
Complete "Alien World Order" on any difficulty.
Step on 40 enemies after using the Shrinker on them.
Find 70 secret areas.
Finish the "Hollywood Holocaust" level in under 3 minutes.
Find Luke in the Level "Lunar Reactor".
Find Sam in "Mirage Barrage".
Use the hookah in High Times.
Finish any level on "Damn, I'm Good" difficulty.
Listen to Developer Commentary (Use at least one trigger).
Burn 50 bad guys to death.
Kill a Firefly Trooper while it's flying small.