Written by Mark Verheiden. Art by Matt Clark & Andy Lanning. Cover by Ethan Van Sciver. Lex Luthor enlists Batman to raid Superman's Fortress of Solitude in the hope of stopping the alien madness that has gripped all the outworlder heroes, but he must evade a Titan and get help from an unlikely Justice Leaguer! ? 32 pg, FC Cover price $2.99.