J'Onn J'Onzz, Big Green Buddy, J.J., Jolly Green Giant, Light to the Light, Manhunter, Manhunter from Mars, Son of Mars, Bronze Wraith, Bloodwynd, many others
Automaton Chief Cliff Steele Clifford Steele Mechanical Marvel Mr. Roboto Prosthetic Man Robot Man Sheltering Cliff Tin Man