- Scott Snyder (story); James Tynion IV (story; words)
- Jim Cheung; Stephen Segovia
- Jim Cheung; Mark Morales; Stephen Segovia
- Tomeu Morey; Wil Quintana
- Tom Napolitano
- Justice League [Martian Manhunter [J'onn J'onzz]; Hawkgirl [Kendra Saunders]; Green Lantern [John Stewart]; Superman [Clark Kent; Kal-El]; Batman [Bruce Wayne]; Wonder Woman [Diana of Themyscira]]; Maltusians (flashback); Krona (flashback); The Keep (Martian Elder, death); Shayera Hol; Hawkman [Katar Hol] (The Savage Hawkman version, simulation created by the Absorbascon); Green Lantern Corps [Green Lantern [Kilowog]; Green Lantern [Gorin-Sunn]; Green Lantern [Aegle]; Green Lantern [Isamot Kol]; other unidentified Green Lantern]; Guardians of the Universe (flashback); Thanagarian Wingmen (simulation created by the Absorbascon); Starman [Will Payton]
- On Thanagar Prime, while Kendra battles Shayera, Katar, and the Thanagarian Wingmen, John is confronted by the Green Lantern Corps, and the Martian Keep explains to J'onn the secrets of Perpetua, who controlled the universe at the dawn of time and whose return threatens the universe. J'onn learns of a personal connection to the threat.
- Absorbascon; Multiverse; Perpetua; Thanagar Prime; Thanagarians; The Totality
It is revealed that Shayera was using the Martian Keep to power the Absorbascon to create simulations of Katar Hol and the Wingmen. It is also revealed that Shayera and Kendra were split during their last re-incarnation by Perpetua causing them to co-exist.
It is also revealed that Martians and Humans share a common heritage and their races were split in the past after Perpetua's defeat.