Mangu is one of the four clan leaders of the Stronghold who appear in the One Khan, One Clan scenario of the To Honour Our Fathers campaign in the Heroes of Might and Magic V expansion, Tribes of the East. Kujin needs to convince all of them to follow Gotai. Mangu is chief of the Harakh clan, long known for their ferocity, intractability, and hatred of strangers of any race. A group of dark elves threaten the waters around his clan, and when he learns that the new clan will make the clans strong again, he willingly joins.