Zavala

"A veteran Titan who coordinates the defense of the City, Zavala helps to mentor and outfit other Titans."

Commander Zavala is a non-player character located within the Tower. Commander Zavala is an Awoken Titan, and carries the title "Titan Vanguard". Zavala sells Titan armor (including Vanguard armor) and emblems, which can be purchased by or given to any Guardian regardless of that Guardian's class.

Trivia

 * He seems to be familiar with Sun Tzu, as he is seen to paraphrase The Art of War.