Ra's Al Ghul plans to unleash an undead army and cleanse humanity from the earth! Can Batman follow the clues to track down the super-villain in time to stop his evil plans? Will the Dark Knight be outnumbered, or will he be able to even the odds? Can he use his high-tech gadgets or will he need to rely on his wits to stop Ra's and save the world? Multiple endings and scenarios encourage re-reads again and again!