BATMAN RULES OF ENGAGEMENT HC Helium's precious supply of water

Helium's precious supply of water begins running dry

with both sides fearing the Great Vizier's deadliest assassin

Included in this title are some of the greatest Green Lantern tales ever

And then Cleo's cat goes missing

BATMAN RULES OF ENGAGEMENT HC Helium's precious supply of waterWriter Andy Diggle (THE LOSERS) joins forces with the acclaimed art team of Whilce Portacio & Richard Friend (WETWORKS) in this hardcover volume collecting the first six issues of BATMAN CONFIDENTIAL! Go back to Batman's roots and learn where the Dark Knight got the weapons he uses in his war on crime. Discover when Batman first developed his arsenal of technological weapons to combat Lex Luthor's evil plans to move in and take over Gotham City!