Control the star, change the gravity, go through the crystals, dodge enemies and unlock costumes!
The main goal is survive and acumulate points. You must change color to go through crystals of same color of yours, you can do it tapping any space of screen. Besides, once you switch color, the gravity force will be inverted, that is, one color does you fall, one does you go up.
There is a energy bar at downside of screen, this bar is aways decreases and you can recharge it crossing the crystals. The game is over if you collide with any enemy or energy bar runs out.