Here is the full list of all 53 Weird West achievements.
Read Sybil’s journal
Save both innocents in The Strangeness
Get your spouse out of the quarry without ever alerting Shelby Cross
Return Glenn Mills’s rifle to Maryann
Retrieve the fallen Sheriff’s star from the ruins of Boulder Creek mine
Complete a quest given by a Ghost
Spare Essex Mast at the end of the Oneirist Journey
Save the world
Complete the Oneirist Journey
Complete the Werewolf Journey
Turn a Bounty Hunter into a Werewolf
Kill Maximo and free the Lantern room’s workers
Rescue the missing Werewolf
Become a Wiindigo
Steal $10,000 worth of goods in a single playthrough
Kill 3 enemies in less than 5 seconds in Wolf form
Return the Heathen’s Box unopened
Start a fight against a bear while drunk… and win
Collect the bounty on a Pigman or Ravenous
Complete the Protector Journey
Serve time in jail
Turn a Tornado into an Elemental Tornado
Dig up 10 mound caches
Complete 10 side quests
Read 50 books
Complete the Pigman Journey
Collect a bounty for turning in either Leila, Shelby Cross or Galen Weeks
Turn Ruth into a Pigwoman
Break into a building through the chimney
Recruit a previous Journey Hero to your posse
Roast a live chicken
Turn a settlement into a ghost town
Kick someone off of a rooftop or cliff
Aid Essex Mast on his quest
Catch 2 or more enemies in Chain Lightning
Turn one of your arrows into an elemental arrow
Knock someone out by dropping onto them from above
Complete the Bounty Hunter Journey
Kill your first monstrous enemy
Turn in your first bounty from the board
Recruit a full posse
Recruit your first follower
Use a Golden Ace of Spades to gain a perk for the first time
Use a Nimp Relic to gain an ability for the first time
Dig up your Bounty Hunter cache and suit up
End the world
Take down Shelby Cross in Copper Mountain Quarry
Bring all the Journey Heroes back to the Broken Steppe Temple alive
Beat Pigman Joe at a Poker Game
Beat the Heathen at her Slap Game
Collect all 3 of Pigman Joe’s Tour du Weird West souvenir snow globes
Locate every Temple of the Ancients
Kick a flying Vulture