This has a CNET video about how they built and flew in the Iron Man Suit

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Former Mythbuster built an Iron Man suit that can actually fly

 

https://insidethemagic.net/2019/06/iron-man-suit/

 

Jun 19, 2019 - However, this doesn't mean someone with the nerve and technical skills can't design, build, and create their very own Iron Man suit! Former ...

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https://www.cnn.com/2019/06/17/entertainment/iron-man-suit-adam-savage-trnd/index.html