Here is the full list of all 35 Kombinera achievements.
Jump 20,000 times.
Die by spikes 1,000 times.
Break through 1,000 walls.
Combine 4 balls within 3 seconds of each other.
Beat chapter 2.
Break 1,000 bullets with the corresponding ball.
Die 100 times within the first second of a level.
Beat level 32 without breaking any blocks.
Beat chapter 1.
Unlock the first secret level.
Have 3 balls exclaim (!) at the same time.
Die for the first time.
Combine 2 balls for the first time.
Beat chapter 3.
Beat chapter 4.
Beat chapter 5.
Beat chapter 6.
Beat chapter 7.
Beat chapter 8.
Beat the entire game.
Beat the entire game with every level under par time.
Die 9,999 times.
Collect 75 crowns.
Beat the final level in 205 seconds or less.
Fall for 1 second and combine before touching the floor.
Stay alive for 2 minutes on one level.
Beat 3 secret levels.
Open and close the doors 10 times on a single level.
Beat a level 25 times.
Travel 1,000,000 meters total.
Play for a total of 25 hours.
Switch gravity 4 times in one level.
Switch colors on the same ball 4 times.
Beat a level in the final chapter without dying.
Complete all accomplishments.