A man has created an electromagnetic Mjolnir operated by finger-scanning.

Youtuber Sufficiently Advanced took his new and improved hi-tech hammer (modelled after the one in the Marvel Universe) onto Venice Beach to see if anybody could pick it up off the ground.

This proved impossible for everybody, because the only way to turn off the magnets holding it down was to use the builder’s fingerprints. Everybody else was unworthy!

Watch the video to see how this is possible!

What fictional technology would you like to see invented in real life? Let us know in the comments below!