After Marvel stunned Captain America fans everywhere Wednesday by revealing the superhero is actually an undercover agent for former Nazi organization Hydra, Chris Evans — who plays the patriotic Avenger in the Marvel Cinematic Universe — took to Twitter to express his feelings about the news. “Hydra?!?!?,” he tweeted, accompanied by the hashtag #sayitaintso.
Read More: A Marvel Editor Explains How Captain America Was a Hydra Agent All Along
The truth about Cap’s loyalty was brought to light in the first issue of the new comic series Captain America: Steve Rogers, which was written by Nick Spencer.
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Write to Megan McCluskey at megan.mccluskey@time.com