Lived some time before Trojan War,e.g. Associated with Theban or Trojan Wars. Chronology fairly clear. Heroic Age ends with return of heroes from Troy. E.g. Achilles, Odysseus, Oedipus.
Sky god is chief god.
Expansion of pantheon. Near Eastern and other influences. Identified with Roman gods. The Twelve Olympians. Apollo Apollo Artemis Diana Mt. Olympus.