When a mysterious denizen of Gotham City gives Thomas Wayne's son an old box, it sets in motion a series of events that shake Batman's world. Suddenly, dark villains including "the Demon's Head" Ra's al Ghul, the Penguin, and Catwoman, as well as dozens of mercenaries, are battling to possess the simple drinking bowl now in Batman's hands. As the battles build to a savage crescendo and deadly duels between combatants are played out, amny questions demand to be answered: Could this really be the Holy Grail of legend? Can even its apparently miraculous abilities keep the Dark Knight Detective alive long enough to find out? And what does one do with it if it is the real thing? For the first time ever, this volume features the original graphic novel by the dynamic duo of longtime Batman scribe Chuck Dixon ( , ) and illustrator John Van Fleet ( ) plus the limited series , another story pitting the Caped Crusader against mystical forces. Collects and #1-2.