Mentioned in a passage of the History of Ioannes Kantakuzenos, which describes the events in July 1342. He was the Governor of Prosek in 1342. He was the οἰκεῖος of Ioannes VI Kantakuzenos. He was a byzantine deserter in the service of the Serbian King Stefan Uroš IV. Dušan (ὃς δὴ Μιχαὴλ, τῶν βασιλέως οἰκείων, ὡς ὕστερον αὐτὸς ἔφασκεν, ὢν, πρὸς Κράλην αὐτομολήσειεν ἔκ τινος αἰτίας). He received Ioannes VI Kantakuzenos, supplied his army in Prosek and allowed him to pass the town.