Papatzys was, in the account of Theophanes the Confessor

Theophanes the Confessor

Saint Theophanes Confessor was a member of the Byzantine aristocracy, who became a monk and chronicler. He is venerated on March 12 in the Roman Catholic and the Eastern Orthodox Church .-Biography:Theophanes was born in Constantinople of wealthy and noble iconodule parents: Isaac,...

, the Khazar tudun

Tudun

A tudun was a governor resident in a town or other settlement in Ancient Bulgar/Avar/Gokturk empires, particularly those of the Bulgars and the Khazars. In Gothic THIUDNASSAM means 'kingdom'. The tudun was the personal representative of the imperial government and could function both as an...

of Kerch

Kerch

Kerch is a city on the Kerch Peninsula of eastern Crimea, an important industrial, transport and tourist centre of Ukraine. Kerch, founded 2600 years ago, is considered as one of the most ancient cities in Ukraine.-Ancient times:...

 during the sojourn of Byzantine emperor Justinian II

Justinian II

Justinian II , surnamed the Rhinotmetos or Rhinotmetus , was the last Byzantine Emperor of the Heraclian Dynasty, reigning from 685 to 695 and again from 705 to 711...

 in Phanagoria. He was dispatched, along with Balgitzin

Balgitzin

Balgitzin , in the account of Theophanes the Confessor, was the Khazar tudun of Phanagoria during the sojourn of Justinian II in that town. He was dispatched, along with Papatzys, by Busir Khagan to kill Justinian in 704, after Busir was bribed by Tiberius III...

, by Busir

Busir

Busir or Busir Glavan was Khagan of the Khazars in the late 7th century and early 8th century CE.In 704 Justinian II, who had been exiled at Chersones for nine years, arrived at Busir's court...

 Khagan

Khagan

Khagan or qagan , alternatively spelled kagan, khaghan, qaghan, or chagan, is a title of imperial rank in the Mongolian and Turkic languages equal to the status of emperor and someone who rules a khaganate...

 to kill Justinian in 704, after Busir was bribed by Tiberius III. Justinian's Khazar wife Theodora

Theodora of Khazaria

Theodora of Khazaria was the second Empress consort of Justinian II of the Byzantine Empire.- Family :She was a sister of Busir, Khagan of Khazars. Their relation to other Khazar rulers such as Bihar, father of Tzitzak, is unknown.- Marriage :...

warned him in advance and Justinian escaped by sea, but not before murdering both Papatzys and Balgitzin.