King Cobra is a legacy name used by several super-villains in the DC Universe, usually antagonists to Batman and the Batman Family. The original and most famous was a Gotham City crimeboss and leader of the Cobra Gang who wore a green snake costume. In the Prime Earth continuity, King Cobra was a member of the Kobra Cult.
King Cobra was created by Bill Finger and Sheldon Moldoff, first appearing in Batman #139 (1961).
Multiverse
The New 52
Post-Crisis
Pre-Crisis
Other Media
See Also