Here is the full list of all 36 Deponia Doomsday achievements. It takes around 10-12 hours to unlock all of the achievements on Windows.
Sucessfully complete all minigames in Kuvaq
Don't put the fruit to the middle square.
Welcome back to Deponia
He doesn't deserve any better! Kick the Fewlock as often as you can.
Did anyone get that?
Slightly above body temperature
The perfect place for mayhem
He is a true romantic
What a wild ride it has been...
Logic is the last resort of the uninspired.
I told you: do not tempt endings!
Please put the torch back where it belongs.
Get distracted by a fewlock while three bars are glowing.
Destroy many, many toilet seats.
Slingshot the elephant before he can say anything.
Give Tuck all possible gun variants.
Let Rufus eat a lot of icecream.
Create every jackalope and clone it.
Mix the drink first, then grind down the maggot.
Reach almost 10000 fun points.
Dump a lot of hot coal into your crotch.
Collect all photo variants before you take the final snapshot.
Save your party, let nobody die.
Your party be damned, let them all die.
Find the dolphin.
Annoy the sea monster until it snaps.
Find the scaffolding!
Order a sausage from the sausage bot many times.
Never pick up the paintball gun.
Successfully complete all minigames on Elysium
Let the goat hop from flag to flag a lot of times.
Press the jukebox until you get a song.
Head the power inverter during slow-motion.
Wait until the countdown should be finished.
Use the milk on yourself.
Go through all portals.