Here is the full list of all 21 WASTED achievements.
Finished the game.
Sided with the Syndicate of Buzzkills.
Defeated Master Y.
Defeated the Coyote.
Got through an entire floor of the Cooler without alerting anyone.
Found the Alistair VI.
Defeated an S.O.B. Purifier.
Defeated Purifier Starr.
Wore all three types of fanny packs at the same time.
Finished the quest "In Dick's Shadow."
Got a Hangover for the first time.
Got killed by a Mutapupa.
Killed someone while stuck in a bear trap.
Got killed for the first time.
Witnessed an enemy mutation.
Welcome to the Western Wastes.
Convinced the BEEZ to begin recruitment.
Convinced the BEEZ to start dating around.
Convinced the BEEZ to help themselves.
Sided with the New Skeleton Army.
Sided with... uh...