REACTRON: Former reactor engineer Ben Krull becomes Reactron when he is exposed to radiation after a terrorist attack. The attack is stopped by Superman and Ben survived the radiation, but his wife Alyssa did not. Ben blames Superman for his wife's death and swore vengeance on him. He then built an advanced bio-medical exo-suit capable of firing highly concentrated bursts of energy while also giving him super strength and the ability to fly.