Trade paperback collecting X-Man #53-54, X-Men: Age of Apocalypse, Exiles #60-61, What If? #77 & 81, What If? X-Men: Age of Apocalypse and material from X-Men: Age of Apocalypse One-Shot, Hulk: Broken Worlds #2, X-Men Prime, X-Men: Endangered Species, Exiles: Days of Then and Now and Official Handbook of the Marvel Universe: X-Men - Age of Apocalypse.
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/xmen-age-of-apocalypse-twilight/4050-89958/).
