Makra'Thon was a general of the Khellians in the 29th century. Makra'Thon attacked a human colony ship in order to feed on its inhabitants, however his troops were killed when Fifth Doctor destroyed the colony ship. Makra'Thon then attempted to hunt down the Doctor. In a confrontation with the Doctor, Auntie detonated an explosive device, killing him. (AUDIO: Three's a Crowd)