 This work is considered secondary-canon. Although it has not yet been removed from the Robotech universe, it is still not considered Primary Canon. See Continuity and Canon in the Robotech Universe. |
According to one source, Cesar was a Earth soldier who was tasked with investigating the crash-landed SDF-1 in 1999 along with a group of others. He was killed by a group of Bioroids in the ship. (Robotech: The Graphic Novel)