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 a ghost!
Unlock all abilities!
Get 10 000 points in one level!
Beat the game!
Complete the game without using abilities!
Beat the hell world!
Beat the steampunk world!
Beat the Sci-Fi world!
Beat the ancient world!
Beat the medieval world!
Beat the lazer world!
Beat the winter world!
10 seconds of air time!
Beat the forest world!
Aced 10 levels!
Get the best time out of your friends on a level!
Beat the desert world
Happy Holidays!