<P> After the tenth year, it was prophesied that Troy could not fall without Heracles' bow, which was with Philoctetes in Lemnos . Odysseus and Diomedes retrieved Philoctetes, whose wound had healed . Philoctetes then shot and killed Paris . </P> <P> According to Apollodorus, Paris' brothers Helenus and Deiphobus vied over the hand of Helen . Deiphobus prevailed, and Helenus abandoned Troy for Mt . Ida . Calchas said that Helenus knew the prophecies concerning the fall of Troy, so Odysseus waylaid Helenus . Under coercion, Helenus told the Achaeans that they would win if they retrieved Pelops' bones, persuaded Achilles' son Neoptolemus to fight for them, and stole the Trojan Palladium . </P> <P> The Greeks retrieved Pelop's bones, and sent Odysseus to retrieve Neoptolemus, who was hiding from the war in King Lycomedes's court in Scyros . Odysseus gave him his father's arms . Eurypylus, son of Telephus, leading, according to Homer, a large force of Kêteioi, or Hittites or Mysians according to Apollodorus, arrived to aid the Trojans . He killed Machaon and Peneleos, but was slain by Neoptolemus . </P> <P> Disguised as a beggar, Odysseus went to spy inside Troy, but was recognized by Helen . Homesick, Helen plotted with Odysseus . Later, with Helen's help, Odysseus and Diomedes stole the Palladium . </P>

Who came to the aid of the trojans