Popsugar Entertainment Netflix Guide to All the Keys From Netflix's Locke & Key Every Key Featured in Netflix's Locke & Key — and What They Do October 24, 2021 by Stacey Nguyen First Published: February 10, 2020 View On One Page Photo 13 of 19 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 Hercules Key When paired with a leather belt, the Hercules Key gives the user superhuman strength like that of its namesake. Previous Next Start Slideshow NetflixTVLocke & KeyStreaming