Amon

Oman is the leader of the Anti-Bending organization known as the Equalists. They are a very mysterious individual, and always wears a mask.

History
At some point in time, they became the leader of the Equalists, who are based in Republic City. It is unclear why they hate benders, but they terrorize Republic City.

Trivia

 * Oman is not a traditional name, instead it is a country.
 * Like several other characters, Oman was revealed on July 23, 2011 at San Diego Comic Con.