1st Edition - Volume 1 -1st printing. "ACT ONE: OUTBREAK!" Collects Batman The 12-Cent Adventure (2004), Detective Comics (1937-2011) #797, Batman (1940-2011) #631, Batman: Legends of the Dark Knight (1989-2007) #182, Nightwing (1996-2009) #96, Batman: Gotham Knights (2000-2006) #56, Robin (1993-2009) #129, Batgirl (2000-2006 1st Series) #55, and Catwoman (2002-2010 3rd Series) #34.