Justice League America Annual — DC Comics
Issue: #10
As Captain Atom quantum jumps through time, he is pulled out of the Quantum Field and into the distant future of Warworld by an alternate version of Maxima to help her and that world's Blue Beetle to defeat the Alliance, an evil version of the Justice League International led by Lord Havok (with Max Lord's brain uploaded into his body) and with all of the same heroes from Captain Atom's timeline.
Creators: Kevin Cunningham, Nick J. Napolitano, Christopher Priest, Ruben Diaz, Lee Loughridge, Sergio Cariello
Characters: Guy Gardner, Martian Manhunter, Mr. Miracle, Kent Nelson, Black Canary, Billy Batson, Ted Kord, Captain Atom, Maxima, Maxwell Lord, Lord Havok
Story arcs: Legends of the Dead Earth