Cobalt Blue, Villains Wiki

Malcolm Thawne, also known as Cobalt Blue, is a supervillain in DC's New Earth. He is the older twin brother of the superhero Flash and the ancestor of Professor Zoom. While Cobalt Blue's appearance in the comics was brief, he proved to be a formidable obstacle for Wally West. Causing disruptions to the Flash family and various speedsters from different eras, he, much like the Reverse-Flash, generated problems akin to a "Crisis." Malcolm Thawne was one of the twins chosen randomly and stolen at

President Thawne, Villains Wiki

Ludwig von Koopa - Super Mario Wiki, the Mario encyclopedia

Cobalt Blue, Villainous Wiki

Cobalt Blue, Inconsistently Heinous Wiki

Cobalt Blue, The Daily Object Show Wiki

Cobalt Blue, Villains Fanon Wiki

Cobalt Blue, Villainous Wiki

Deathstorm (Arrowverse), Villains Wiki

Rogues (DC), Villains Wiki