Pixel Saviors: The Lost King

Platformer game with challenges and missions, with an exciting imaginary story :
Creatures from the world of darkness kidnapped the king from the world of goodness, where the king is the key for the world of darkness to control the universe and enslave all creatures in the universe. Luckily there is a mysterious hero who is the only hope for the salvation of the king and the universe.
Equip the key to enter the dimensional door.