Whilce Portacio — Author (1)

Book

Batman: Rules of Engagement
Goodreads
Andy Diggle / Whilce Portacio … publishing house: Dc Comics 2007 - 11
Bruce Wayne and Lex Luthor compete for a defense contract, and when a Wayne Enterprises robot goes berserk and tries to kill Luthor, Batman attempts to find out what happened and thwart Luthor's evil plans.