Here is the full list of all 50 Dynopunk achievements.
Purchase all the items in the shops
Buy THE poster
Talk Bon out of assaulting the city-hall
Roast the mafioso boss's butt
Have the dessert all by yourself
Bon smashed the window 5 times
Save Justin from his boss's wrath
Reject Mom's phonecall
420 D
Offer Dysella some tea
Get smooched by Sid
Win in the party game