most to all body is robotic. heavy armor. energy Shields. Katana an Alien Blaster. most organs replaced or enhanced. many robotic implants in brain. with many A.I. throughout his body keeping him an themselves alive. he hears them all the time. many voices in his head, telling him health to objectives to needs or enemies. part of a old army of Troopers of the Earth Federation. now a defeated Empire. under alien control. he now lives in exile. 
the aliens called the Gros took over earth, Grosic.!