From DC Database
History
Professor Henry Ross is a scientist who is accidentally transformed into "a human radium ray". In need of an expensive antidote, Ross uses his newfound powers to commit crimes in Gotham, anxious not to hurt anyone, but accidentally killing his girlfriend Mary Lamont. Going insane, Professor Radium finds himself battling Batman and Robin. He seems to drown soon afterwards, but returns in recent times and is revealed to have joined a subgroup of the villainous Society known as the Nuclear Legion.
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