Hellboy RPG and Sourcebook
A modern-day magic RPG based on the comic series by Mike Mignola¸ about solving occult mysteries¸ beating up demons¸ and saving the world from Things Man Was Not Meant to Know. It uses a version of the GURPS system which is included in the basic rulebook. The PC's can be characters from the comics¸ or may create their own agents of the Bureau of Paranormal Research and Defense. - A description from https://darkshire.net/jhkim/rpg/encyclopedia/ with kind permission of John H. Kim"