Heart Box
34 Achievements
1,000
15-20h
PC
Balloonist
You completed all levels with balloon!
35
4.08%
How to unlock the Balloonist achievement in Heart Box - Definitive Guide
Levels 121 to 130 must be completed to unlock this achievement. You only need to do the first of the four modes in a level for it to be completed. If you are having trouble, there are hints in the game to help you. In addition, you can look at this video done by the developers. See it here:
This unlocks for completing levels 121-130.
Refer to the "Duck in action" achievement solution for more information.