Jeffrey Franklin Burr, the mad scientist and terrorist known as Kobra, has been a dangerous, powerful, and enigmatic villain for many years, coming heavily into contact with groups such as Checkmate, the Outsiders, the Suicide Squad and the Justice Society of America. Kobra intended to bring about the Kali Yuga on earth. He was recently apparently killed by Black Adam. Jeffrey had Jason killed. He was later resurrected by the Kobra Cult. He set about destroying all those who had taken Jeffrey as their savior.


Years later Jeffrey's brother Jason is brought back to life by the Kobra cult to serve as their new leader. Despite his past resistance to the cult in the past, Jason gives in to his role, killing many Checkmate agents and deciding to kill off all the remaining Kobra member in order to restructure the organization. He then wages war against the Justice Society of America.

Powers and AbilitiesEdit


  • Longevity


  • Hand-to-Hand Combat (Advanced)
  • Genius-Level Intellect
  • Tactical Analysis

In Other MediaEdit

Beware the BatmanEdit

See: Jason Burr (Beware the Batman)

See AlsoEdit