Jafar is the evil brother of Firelord Cassim and the uncle of Avatar Aladdin.

About him

The second-born son of Firelord Sharaman and Firelady Talia, Jafar, a talented firebender, was assigned to the Fire Nation military by his father, where he rose to become high general. However, that was not enough. He grew cruel and bitter. In his jealousy of his older brother, and encouraged by his equally cruel firebender wife, Maleficent, set in motion his plan to take the throne when the Great Comet returned.