Here is the full list of all 46 Wasteland 2 achievements.
Complete the game with a Ranger dressed in a gorilla costume
Allow Vargas to detonate the nuke
Return to Arizona
Read every lore entry in the game
Find all hidden shrines in the game
Dig up all the holes at Redondo Beach
Make peace between Hollywood and the Bastion
You foolishly pushed the button in the Hollywood Sewers
Help Retribution Jones take over Hollywood
Learn Combat Shooting
Complete Matthias' quest to kill in LA
Find all of the world map caches
Kill all of the God's Militia leadership
Put the Robbinsons in power in Angel Oracle
Convince the Mannerites to stop eating people
Help Mr. Manners eliminate Tori Robbinson's plot
Intervene in a God's Militia execution
Help Chris Van Graas Jr. become mayor of Rodia
Restore Rodia's mayor to office
Go to Los Angeles
Send the nuke to the DBM
Disarm the nuke
Send the nuke to the Mad Monks
Repair 10 locks or safes using Mechanical Repair
Find The Fin's poster
Use Animal Whisperer to charm 20 animals
Save Binh from Tinker
Tip 5 cows
Use the code from Finster's head to get into Darwin's underground complex
Apply 20 weapon mods
Outfit 3 rangers in the amigos hat, jacket, and pants
Get Ranger Team Delta sent after you
Steal the Golden Spike from Kekkahbah's fortress without being detected
Meet Ralphy's dad with Ralphy in tow
Make peace between the Atchisons and Topekans
Give the Night Terror 20 pieces of candy
Find a Wasteland 1 disk
Scotchmo steals 5 bottles of Snake Squeezins from you
Survive a combat encounter with only 1 party member standing
Witness Angela kill Samuel Haas
Get an STD
Set off the nuke in Ranger Citadel before going to LA
Have a party member turn into a pod person
Find the hidden cache of extraterrestrial cartridges
Get 3 goats following the party at once
Accidentally kill a party member with friendly fire