Engin

Coordinator Engin worked in the the Archives on Gallifrey. He sent the Fourth Doctor into the Matrix to do battle with Goth. After was defeated, Engin was put on the Committee of Inquiry. (TV: The Deadly Assassin)

After Niroc became President, was appointed as Keeper of the Matrix. (PROSE: The Eight Doctors)

During the Last Great Time War, Engin was still Keeper of the Matrix. He spoke with Priyan about the Doctor's actions and how the war would end. (COMIC: Sky Jacks)