Batman almost became the victim of a ritual sacrifice in a comic book story that revealed a dark, demonic secret at the heart ...

Etrigan the Demon makes an appearance in The New Batman Adventures episode "The Demon Within." Etrigan is the demonic alter ego of Jason Blood, a cursed immortal who is bound to speak in rhymes and ...

Ark M Special explores a different backstory angle for the Joker, tying him directly to an infamous real-life serial killer.

But even on a roster that is infamous for its powerful bad guys, there are some whose powers are over the top. They’re the ...

The Absolute Batman comic drastically changed the background of Bruce Wayne for the new Absolute Universe setting. Beyond being raised by a working-class single-mother, this Bruce Wayne grew up ...

The Demon Seals are more breakable objects that must be completed to advance your Riddler Challenges in Batman: Arkham City. They appear as demon heads with glowing eyes and rings in their mouths.