Once upon a time, Kit Harington seemed like he would be a major player in the future of the Marvel Cinematic Universe MCU. Harington made his MCU debut in 2021s Eternals playing Dane Whitman, a scientist, historian, and boyfriend of Sersi. Whitman served as a source of support and moral consciousness for Sersi, eventually learning that she was an Eternal. Perhaps more interestingly, however,...