KeyHero

Keyhero Is A Puzzle Game. In the game, the Key is your only tool for getting through obstacles. After your character is blocked by a wall, you can build a bridge with keys. Wherever there's a Key, you can get through. Accordingly, you lose the ability to move in the Key direction. There are also impassable flames, and portals that help you move over long distances on the map. The goal of the game is to collect keys in all directions. There are 50 levels in total.