The R.O.M. Project

In 1947 a spaceship crashed outside of Roswell, New Mexico. The demon prisoner it carried escaped it's confinement then launched a series of events that would lead to the elimination of humanity and the destrution of Earth.
A new kind of hero was forged through time with the help from the Greys, a alien race from another galaxy. He awakes in the aftermath of the desturtion and will go to war against the evil creature and his army of clones.
He is... the last chance for the survival of the human race.