A fictional, very advanced and powerful antagonist Alien Mecha that appears in the Assault Suit Leynos Science Fiction action Video Game from 1990.
The Zear Ein was actually created by a secret Military faction of advanced cloned human Cyborgs who originated from the remains of an abandoned group of Space explorers and colonists left behind in the far reaches of the solar system after a global conflict erupted on Earth more than a decade earlier.