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Switch between anger and happiness in this unique puzzle platform game. Control the moody guy as you play through all 18 levels. When you are happy you can double jump. Avoid spikes and other obstacles as you try to escape from each level. Collect the pills in order to unlock the later levels.

How to play: Arrow keys or tap controls to move and jump/double jump.

Mercurial Story is an online puzzle game that we hand picked for Lagged.com. This is one of our favorite mobile puzzle games that we have to play. Simply click the big play button to start having fun. If you want more titles like this, then check out The I of It or Space Astronaut Puzzle.

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