(W) Scott Snyder (A) Jim Cheung & Various (CA) Jim Cheung. After the disastrous events of the Justice League Annual* Martian Manhunter decides to take matters into his own hands and negotiate a peace with Legion of Doom leader Lex Luthor. Traveling to a distant moon* the two enemies face their intertwined pasts in a showdown for the fate of the Multiverse. However* before either of them can lay claim to the power of the Source Wall once and for all* an unexpected threat forces them to unite...or risk death at the ends of the cosmos. RATED T+