Here is the full list of all 17 Among Ass achievements.
Kill Regular Ass with Bad Ass.
Repair the ship by 50%.
Repair the ship 100% and at least 3 Regular Ass must remain alive (there must be at least 1 Bad Ass Bot in the game).
Stop bad ass with shit mine.
Use fart acceleration multiple times in one game.
There is only one ass on the ship at the start of the game.
Enable Recardo Mode and start game.
Kill any ass with Gachi Mode on
Start game with 14 Regular Ass.
Break any panel playing as Bad Ass.
Fall out into space as a Regular Ass.
Try pressing "action" on the table in the central hall.
Survive the challenge "Survival" over 300 sec.
Complete "Speedrun" challenge.
Complete "Blindness" challenge.
Complete "Killing Floor" challenge.
Repair any panel on a ship.