Kristopher Kross was an assistant to Martin Stein at Concordance Research. After stealing high-tech devices on a jet-plane, he was shot-down by Superman and struck by lightning, imbuing him with powers.
Kristopher Kross was an assistant to Martin Stein at Concordance Research. After stealing high-tech devices on a jet-plane, he was shot-down by Superman and struck by lightning, imbuing him with powers.