Heatwave was the founder and leader of the Legion of Doom. Mick Rory suffered serious nerve damage caused by burns received while fighting Cyborg. Incarcerated for his crimes, he was broken out by Plastic Man, but Rory betrayed Plastic Man and tried to kill him. After being defeated and jailed again, Rory was finally confronted in his cell by a vengeful, reconstituted Plastic Man, who seemed intent on killing him.
