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