Eternals takes place after the events of Avengers: Infinity War and Avengers: Endgame, which ended up hurting the plot and made way for many questions that either got unsatisfying (and borderline nonsensical) answers or became plot holes. The Marvel Cinematic Universe’s first three Phases, collectively known as the Infinity Saga, were all about Thanos’ quest to acquire the Infinity Stones and the Infinity Gauntlet in order to fulfill his plans of wiping out half of life in the universe to bring balance to it, which he achieved in Infinity War and was fixed in Endgame. The Infinity Saga is now over, Thanos is gone, and the MCU is moving forward with its Phase 4, but the consequences of Thanos’ actions are still felt.
The original lineup of the Avengers is now also in the past, but Phase 4 introduced a new team in Chloé Zhao’s Eternals. The title team is an alien race created by the Celestial Arishem the Judge and sent to Earth centuries ago to protect it from the Deviants, their evil counterparts. After defeating the Deviants, the Eternals stayed on Earth to help humanity evolve but weren’t allowed to interfere in their conflicts, which led to the separation of the team. The Eternals reunited many years later when the Deviants returned, their leader Ajak (Salma Hayek) was killed, and an apocalyptic event called “The Emergence” approached.
Related: Eternals Breaks Marvel's Standalone Movie Rule
Through their new leader, Sersi (Gemma Chan), the Eternals learned the truth about their origin and their real purpose on Earth, which was connected to The Emergence, this one being all about the birth of the Celestial Tiamut, whose seed was planted on Earth. Given the repercussions that Thanos’ snap in Avengers: Infinity War and
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