It’s wall-to-Source-Wall Justice League action as artist Jim Cheung rejoins writer Scott Snyder! Hawkgirl takes wing against Legion of Doom leader Lex Luthor; John Stewart faces off with old foe Sinestro; the Flash must run down the Still Force-empowered Gorilla Grodd; and Wonder Woman tackles the tag team of Black Manta and Cheetah—underwater, no less!