Headmaster is a villain.
Headmaster was apprehended by Martian Manhunter. His defeat was covered by Cat Grant for GBS.
Background in other media
- In the comics, there have been several villains named Headmaster. The second, Thaddeus Hoskins, was an adversary of Martian Manhunter.
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.