The Flash’s Best Cold-Fusion Killer Theory Is Justice For Despero

Despero, the alien tyrant introduced in The Flash’s season 8 Armageddon event, may be connected to the Cold Fusion Killer menacing Central City.

Warning! SPOILERS for The Flash season 8.

A new fan theory suggests that the serial killer plaguing Central City in The Flash season 8 could be tied to the defeat of Despero during the Armageddon event. If this is the case, it could fix how poorly served the alien villain was by the finale of the series’ opening arc. It would also explain certain aspects of the serial killer’s superpowers that don’t fit other theories, such as the killer being an Arrowverse version of the villain Cobalt Blue.

Played by Tony Curran, Despero was introduced in The Flash season 8 premiere as an alien hero from the…