Mak

"fire"

- Your suspicions are confirmed. The Earth King's army now marches toward Yu Dao.

General Mak was a general in the military of the Fire Nation following the Hundred Year War. At the time of the crisis in Yu Dao, he was stationed in the Fire Nation Capital as a military aide to Fire Lord Zuko.

History
After Zuko withdrew from the Harmony Restoration Movement, he sent spies to the Earth Kingdom, whom reported back to General Mak. The spies informed the general that Earth King Kuei's forces were marching toward Yu Dao, and he passed this information on to the Fire Lord, which prompted Zuko to sail with a fleet of several warships to the colony.

The Promise Trilogy

 * The Promise Part 2

Trivia

 * Mak (Mandarin pronunciation "Mai") is a common Chinese surname meaning "wheat" or "barley".