Full list of all 23 Afterparty achievements worth 1,000 gamerscore. It takes around 10-12 hours to unlock all of the achievements on Xbox One.
Achievements they've won
Achievements they've not won
Fail to beat Satan.
Beat Satan and earn your way back home.
Recruit the Drunk Idiot Demon for Satan's final challenge.
Play as Lola after fighting with Milo.
Reunite Beth and Asmodeus.
Get an Invite to Satan's from Lynda.
Intentionally curse twenty times.
Intentionally lose to Satan.
Make friends with Sam.
Make friends with Wormhorn.
Reunite Milo and Lola.
Pet the damn dog.
Played as Milo after fighting with Lola.
Get Asmodeus's Seal of Approval.
Don't miss a step while dancing.
Waste 20 minutes on Bicker.
Drink a lot of booze.
Try 20 different drink types.
Get Apollyon's Seal of Approval.
Play a perfect drinking game.
Get an Invite to Satan's from Fela.
Kick off your adventure in Hell.
Play a perfect game of beer pong.