Justice League Unlimited #10

The Quantum Quorum of time-traveler refugees has issued its warning to the Justice League: Apokolips is coming. But just as Jor-El's cries fell on the deaf ears of Krypton, will the people of Earth be prepared to take drastic steps to save their world? It all comes to a head as the chaos continues, and one Leaguer is put to the ultimate test!

Characters: Batman, Bizarro, Black Lightning, Blue Beetle (Reyes), Cadejos, Captain Atom, Carol Ferris, Cheetah (Minerva), Chief, Colossal Boy (Earth Alpha), Dick Grayson, Donna Troy, Element Lad (Earth Alpha), Firestorm (Raymond), Geo-Force, Gorilla Grodd, Joker, Lex Luthor, Lightning Lad (Earth Alpha), Marilyn Moonlight, Martian Manhunter, Metamorpho, Mister Terrific (Holt), Mon-El (Earth Alpha), Natasha Irons, Power Girl, Red Tornado, Sinestro, Sun Boy (Earth Alpha), Superman, Time Trapper, Wally West, Wonder Woman