In outer space, spherical creatures that threaten to destroy the entire universe are activated. In Advancing Cubes of Doom it's worth reincarnating in a cube and going to protect the space. Protect the Sphere of Power from the evil intentions of alien invaders. In order to save the world from evil, it is necessary to deploy the towers, block the passage of enemy forces into the territory of the Galaxy and blow up the adversaries with the left mouse button. Do not allow them to approach the distance of the outstretched arm.