Superboy (DC Universe)
"Superboy is a clone created by Project Cadmus to replace the Man of Steel, believed killed in battle with Doomsday. Unable to genetically engineer Kryptonian DNA, Cadmus instead bioengineered the Teen of Steel with genetic material from its late director, Paul Westfield. The young hero tends to think with his fists rather than his head, but tries to make Superman proud of him.
Inlcudes the left arm of Trigon."