Although Marvel Comics’ version of Thor has been battling evildoers in the pages of comic books since 1962, it’s no secret that the character got a significant boost in popularity thanks to Chris Hemsworth’s portrayal of him in the Marvel Cinematic Universe. Hemsworth debuted as the God of Thunder in 2011’s Thor, then returned a year later for The Avengers. Thor, of course, wields Mjolnir in battle, and while that hammer may strike fear into the hearts of his enemies, it was a joke to the Avengers actors early on, Hemsworth included.
Because the Mjolnir that Chris Hemsworth used on The Avengers set was made of foam, he and the other Avengers actor couldn’t help but make fun of it. Jeremy Renner, who plays Clint Barton/Hawkeye in the MCU, revealed this while appearing at a Florida Supercon panel (via Popverse), saying:
