Here is the full list of all 36 Into Oblivion achievements.
Make 1,000 drinks
Collect 100 dollars
Win 100 dollars in bets
Make one of each mixed drink
Your first drink was strong enough to kill you
Win a match against Ralph
Win a match against Sweaty Mike
Win a match against Marsch
Win a match against Jenkins
Win a match against Zulda, The Missing Link
Win 10 matches
Get 3 Intoxicants at once
Experience all Intoxicants
Cause a chain-vomit
Lose the match but still have the most points
Buy out all the Shady Merchant's items in one go
Win a half-time mini-game
Use one of each ingredient
Host a multiplayer match and win
Join a multiplayer match and win
Get all three permanent upgrades
Your first served drink killed your opponent
Prevent defeat with The Phoenix
Score a 24 during a half-time mini-game
End a match with 0 drunk points
Win a Top Shelf multiplayer match
Win a The Sobering multiplayer match
You completed the tutorial
You or your opponent dies from vomiting
Win a match against Jack O'Lantern
Win a match against Krampus
Make all six special X-Mas drinks
Win a match against Timothy The Leprechaun
Make all six special St. Patrick's Day drinks
Win a match against H.H. Bunny
Make all six special Easter drinks