Collects Eternals: Thanos Rises, Eternals: Celestia, Eternals: The Heretic and material from WHAT IF? (1977) #24-28. As Thanos rises to threaten the future, learn lessons in history from the Eternals' mythic past! Eternals are created, not born. Some of them thought they could find a better way. They were terribly, terribly wrong. Now that the truth of their existence is revealed, Ajak and Makkari must try to find a road forward - no matter how terrifying it will be. And believe it or not, Thanos is not actually the worst leader that the Eternals' society has ever seen. That honor belongs to someone even more horrific. Meet Uranos the Undying. And may the Celestials have mercy on your souls. Plus: a classic exploration of Chronos, Uranos and the hidden origins of the Eternals!