We get a satisfying dose of the supernatural in The Graveyard Book. If you’re craving mummies, vampires, ghosts, ghouls, werewolves, snaky beings at the bottoms of hills, and much more, then this tightly-packed fantasy adventure is just for you. We also get to see all sorts of cool powers being used, for good and for not-so-good.
The Jacks of All Trades are ordinary humans, ruined by greed and power.
The Jacks of All Trades were ordinary humans, but they gained some supernatural powers from killing others in a special way.
The Lady on the Grey is a personification of death. In other words, she a representation of death in human form, like a less scary version of the Grim Reaper.