Since his first introduction in Marvel Comics, Thanoshas become a fan-favorite villain, so much so that he broke out from the page and onto the big screen as the Marvel Cinematic Universe’s main overarching antagonist. While Thanos ended up being a major hit, the creator of the Mad Titan seemingly didn’t see that coming, so much so that he didn’t think he’d be able to take his character and run with him within Marvel Comics continuity.
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