This Hellboy is not the Hellboy you want to see. That one is the 2004 Guillermo Del Toro version, which is currently streaming on Hulu. The version on Netflix is Neil Marshall's 2019 reboot, and ...

Hellboy comes to England, where he must defeat Nimue, Merlin's consort and the Blood Queen. But their battle will bring about the end of the world, a fate he desperately tries to turn away.