Here is the full list of all 19 Clustertruck achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Beat the steampunk world!
Beat the Sci-Fi world!
Get 10 000 points in one level!
Beat the ancient world!
10 seconds of air time!
Beat the medieval world!
Beat the lazer world!
Beat the winter world!
Aced 10 levels!
Beat the forest world!
Get the best time out of your friends on a level!
Beat the desert world
Happy Holidays!
Beat the game!
Beat a ghost!
Unlock all abilities!
Complete the game without using abilities!
Beat the hell world!