CharacterCable (flashback), Storm, Remy LeBeau, Christina Valentino, Amara Aquilla (finds out real name is Allison Crestmere), Jen Askani, Boomer, Cable (also in future), Colossus (cameo flashback), Jubilee, Siryn, Cyclops (Cameo), Siena Blaze, Jamie Madrox, Strong Guy, Skids Blevins, Laura Dunham, Mr. Sinister, Gauntlet, Mister Sinister, Jetstream (photograph), James Proudstar, Jo Beth, Manuel de la Rocha, Copycat, Garrison Kane (flashback), General Jeremy Clarke, Logan, Sally Blevins, Tempo, Autumn Rolfson (cameo), Boom-Boom, Mrs. Canty, Feral (hologram), Sebastian Shaw, Michael McCain (on video screen), Reaper, En Sabah Nur, Zero (flashback), Cameron Hodge (cameo flashback), Moira MacTaggert (on video screen), Pantu Hurageb, Moira MacTaggert, "Professor", Guido Carosella, Caliban, Wolfsbane, Shatterstar (hologram), Scott Summers, Mr. Sinister (cameo) (also impersonating Apocalypse), Eisenhower Canty, Meltdown (cameo), Anna Marie, Goblin Queen (cameo flashback), Stryfe (as Cable), Zero (on video screen), Warpath (hologram), Henry Peter Gyrich, Boomer (hologram), Slab, Max Eisenhardt, Magneto, Hammer, Hammer (flashback), Neena Thurman, Abraham Kieros (cameo), Shatterstar (on video screen), Beef (photograph), Shatterstar, Marie-Ange Colbert, Siryn (hologram), Theresa Cassidy, Forearm (on video screen), Foley, Barrage, Charlotte Jones, Tusk, Taylor, Roberto da Costa, Vanessa Carlysle, Kenuichio Harada, Shatterstar (cameo), Cyclops, Michael McCain, Lucius Antonius Aquilla, Weapon X (also in future), Sentinel (cameo flashback), Stryfe (death), Domino (flashback), Julio Richter, Foxbat, Bevatron (photograph), War, Wanda Maximoff, Warpath, ForeArm, Feral, Death (cameo), Roulette (photograph), Nathan Summers, Magma (finds out real name is Allison Crestmere), Namorita Prentiss, Buford Wilson, Richard Gill, Zero, Cannonball, Alex Summers, Kristina Anderson, Colossus, Piotr Rasputin, Beast, Theodore Winchester, Stryfe (as hologram, also in flashback), Charles Xavier, Magneto (Cameo Flashback), Mr. Sinister (hologram), Archangel, Black Queen, Max Eisenhardt (cameo flashback), Rictor, Graydon Creed, Lila Cheney, Thumbelina, Bobby Drake, Rogue, Colonel G. W. Bridge, Grizzly (flashback), Empath, Fabian Marechal-Julbin, Jean Grey, Melody Jacobs, Silver Samurai, G. W. Bridge (flashback), Elvin Daryl Haliday, Scott Summers (cameo), Weapon X, Speedball, Ororo Munroe, G. W. Bridge, Rictor (hologram), Piotr Rasputin (cameo flashback), Iceman, Sam Guthrie, Gideon, Havok, Bishop, Lorna Dane, Christopher Anderson, Forge, Rahne Sinclair, Rage, Rusty Collins, Stevie Hunter, Tabitha Smith, Famine, Sunspot (hologram), James, Heather Tucker, Justin Baldwin, Sumo (death), Dr. Nathaniel Essex, Jubilation Lee, Hank McCoy, Sharon Smith, Gamesmaster, Feral (cameo), Anita (death), Strobe, Stryfe, Frenzy, Zero (cameo flashback), Ishiro Tsuburaya, Death (hologram), Skids, Juliana Worthing, Apocalypse, Betsy Braddock, Upstarts, Illyana Rasputina, Abraham Kieros, Askani, Stryfe (also in flashback), Quicksilver, Hard-Drive, Kamikaze (death), Famine (cameo), Samurai, Pietro Maximoff, Dragoness, Pirouette, Polaris, Tabitha Smith (cameo), Caliban (cameo), Wildside, Multiple Man, Psynapse, Death, Benehl, Kamikaze, Sunspot, Prodigal, Cable, Tarot (photograph), Holocaust, Weapon X (cameo flashback), Tamara Kurtz, Scarlet Witch, Gambit, Maddie Baldwin, Askani (cameo flashback), Warren Worthington III, Psylocke, Domino, Robbie Baldwin, Lucas Bishop, Wolverine (Logan), Fabian Cortez, Val Cooper, Garrison Kane (cameo flashback), Gordon, Acolytes, Autumn Rolfson, Maria Callasantos, Madelyne Pryor (cameo flashback), Firestar, Mainframe, Threnody, Jennifer Stavros, Professor X, Angelica Jones, Catseye (photograph), Trish Tilby (on video screen), Lukas, Jen Askani (cameo flashback), White Queen, War (cameo)
Superhero TeamX-Force, X-Men, X-Factor