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