Helenus found the city of Buthrotum. After Neoptolemus left Epirus, he left Andromache and their sons in Helenus's care. Neoptolemus was killed by Orestes, Agamemmon's son, in dispute over Hermione, the daughter of Menelaus and Helen, whom Orestes had been promised as wife, but whom Neoptolemus had taken. As the kingdom of Neoptolemus was partitioned, this led to Helenus acquiring the rule of Buthrotum, as king. "Helenus, a son of Priam, was king over these Greek cities of Epirus, having succeeded to the throne and bed of Neoptolemus." Andromache bore him a son, Cestrinus, who is identified with Genger or Zenter,
Eurypylus of Mysia promised that the Mysians would not aid the Trojans in the coming war. Nevertheless, during the final stages of the war, between the death of Achilles, and the ruse of the Trojan Horse, Eurypylus led a large Mysian force to fight on the side of Troy. Eurypylus was a great warrior, and killed many opponents, including Machaon, Nireus, and Peneleus. But Neoptolemus finally killed Eurypylus, using the same spear that his father Achilles had used to both wound and heal Eurypylus' father Telephus. Homer has Odysseus say that Eurypylus was, next to Memnon, the most beautiful ("κάλλιστον") man he had