- Script
- Jeremy Adams (credited)
- Pencils
- Brandon Peterson (credited) (pp 1, 5-22, 24-35); Marco Santucci (credited) (pp 2-4, 23); David Lafuente (credited) (pp 36-38)
- Inks
- Brandon Peterson (credited) (pp 1, 5-22, 24-35); Marco Santucci (credited) (pp 2-4, 23); David Lafuente (credited) (pp 36-38)
- Colors
- Michael Atiyeh (credited as Mike Atiyeh); Arif Prianto (credited); Luis Guerrero (credited)
- Letters
- Steve Wands (credited)
- Genre
- superhero
- Characters
- Flash [Wally West] (original Wally West); Flash [Barry Allen]; Justice League [Green Arrow [Oliver Queen]; Superman [Clark Kent; Kal-El]; Batman [Bruce Wayne]; Hawkgirl [Kendra Saunders]; Naomi McDuffie]; Mister Terrific [Michael Holt]; Linda Park-West; Iris West [Irey] (flashback); Jai West (flashback); Gnarrk (flashback); Hot Spot [Isaiah Crockett] (flashback); Poison Ivy [Pamela Isley] (flashback); Arsenal [Roy Harper] (flashback); Blue Jay [Jay Abrams] (flashback); Nemesis [Tom Tresser] (flashback); Bloodsport; Metallo; Ocean Master; Kid Flash [Wallace West] (second Wally West); Max Mercury; Flash [Jay Garrick]; Impulse [Bart Allen]; Gold Beetle; a Dominator
- Synopsis
- With Wally scheduled to take over as the Flash as Barry leaves to investigate the new Omniverse, Wally surprises everyone by deciding to give up his speed and live a normal life with Linda and his kids. As Barry and Wally race into the Speed Force for the last time, Wally abruptly vanishes. While Barry, Green Arrow, and Mister Terrific try to track down Wally's location, Wally finds himself trapped in the past facing dinosaurs who possess his speed.
- Reprints
- Keywords
- dinosaurs; Heroes in Crisis; Sanctuary; Speed Force; time travel
Barry asked Wally to take over as the Flash so Barry could join Justice Incarnate and observe the new Omniverse in Infinite Frontier (DC, 2021 series) #0.