Mister Dark was one of the primary antagonists of the Fables comic series. He is a representation of every version of the bogeyman.
Mister Dark is one of the MOST evil villains of all time. Even more evil and sadistic then Geppetto himself.
It's unknown where Mister Dark is... But he is somewhere in the dark... releasing a shadow Deity...
Blackpool: The Tyranny of King Death[]
Mister Dark debuted as one of the true villains of this story. He will released the final true antagonist, Master Core.