Jayatsena
“And the king of Magadha, Jayatsena of great strength, brought with him for Yudhishthira an Akshauhini of troops.” – The Mahabharata, Book 5: Udyoga Parva: Section XIX
“Sahadeva, the son of Jarasandha, and Jayatsena, both unrivalled heroes in battle, are resolved upon fighting for the Pandavas.” – The Mahabharata, Book 5: Udyoga Parva: Sanat-sujata Parva: Section L
