Batman Rules of Engagement Author:Andy Diggle, Whilce Portacio Collects Batman Confidential (2006) #1-6. Written by Andy Diggle. Art by Whilce Portacio and Richard Friend. — Writer 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 an... more »d 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! « less