Robert Grayson, purportedly, returned much later as an antagonist, having been driven by grief into insanity and calling himself The Crusader (no relation to the medieval character from the Atlas Comics title "The Black Knight").
Robert Grayson, purportedly, returned much later as an antagonist and vigilante, having been revived from suspended animation. He was apparently driven by grief over the death of the Uranian colony into insanity, and calling himself The Crusader (no relation to the medieval character from the Atlas Comics title "The Black Knight").