COUNTDOWN #51 by Andy Kubert Martian Manhunter Red Tornado Mary Marvel Captain Capt Doctor Dr Mid-Nite OMAC Sasha Checkmate Cyborg Blue Beetle Black Adam Flash Big Barda Huntress Nightwing Green Lantern Catwoman Spectre Mister Mr Miracle Damian Batgirl Zatanna Wonder Woman Steel Wildcat Robin Batman Superman Supergirl Red Hood Arrow Donna Troy Aquaman Metamorpho Black Canary Hawkman Strange Hawkgirl Power Girl Terrific Guy Gardner Starfire Atom Monarch Firestorm Batwoman Ion