Kenny Omega (c) (with Don Callis) vs. Jon Moxley happened in a wild exploding barbed wire match for the AEW World Title at AEW Revolution 2021.
Kenny Omega wins in a thoroughly violent match. At the final moment, Anderson and Gallows arrived and tried to prevent but instead got attacked by Jon Moxley. This would Omega a chance to hit Moxley with an exploding barbed wire bat but Moxley still kicked out. Omega hit another one winged angel on a chair and scored the victory.
As noted, At Winter Is Coming on December 2, 2020, Kenny Omega won the AEW World Championship from Jon Moxley with assistance from his close friend and Impact Wrestling's vice president, Don Callis.
Over the next few weeks, Omega would make appearances on Impact! and reunite with his former Bullet Club stablemates, close friends, and Impact World Tag Team Champions The Good Brothers (Doc Gallows and Karl Anderson), who would also make appearances on Dynamite to attack Moxley. At Beach Break on February 3, Omega and The Good Brothers defeated Moxley and Death Triangle members Rey Fenix and Pac.
On the February 17 episode, Moxley was again attacked by The Good Brothers and Omega and it was revealed that Moxley had added in a rematch for the championship in the contract that he and Moxley had signed previously for their match at Winter Is Coming; Omega agreed to the rematch, but in order to finally end the feud between them, Omega said the match would be an Exploding Barbed Wire Deathmatch.