Factual error: In the scene with Sersi creating water for the crops in Babylonia, it shows corn growing. Corn was only grown in the Americas, originating in Mesoamerica. They should have shown barley, wheat, or something else growing. (00:27:45)
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Dane Whitman: Why didn't you guys help fight Thanos, or any war, or all the terribe things throughout history?
Sersi: We were instructed not to interfere in any human conflicts unless Deviants were involved.
Dane Whitman: By who?
Trivia: SPOILER: According to director Chloé Zhao, the offscreen character who speaks to Dane Whitman in the post-credits scene is none other than Blade, who is played by Mahershala Ali.