(W) James TynionIV, Scott Snyder (A) Stephen Segovia & Various (CA) Jim Cheung. It's a mystery in space: Why would the Guardians of the Universe hide top-secret intel deep in the bowels of a secret vault on Thanagar Prime? That's what Martian Manhunter* GL and Hawkgirl want to know! That's not the only puzzler popping off either* as an ancient connection that bonds Kendra and Shayera Hol unlocks the secret of the map on Hawkgirl's Dark Metal wings. Back on Earth* Starman and the Trinity look to create a wormhole that could transport them to Thanagar Prime. The only catch? It could vaporize them!