[8] On episode #53 of the web television show AEW Dark, which aired on September 22, Sopp accompanied his father and his brother to ringside for a tag team match.

On the March 3, 2021 episode of AEW Dynamite, Gunn Club were at ringside for a tag team match pitting Rhodes and Red Velvet against Shaquille O'Neal and Jade Cargill; during the match, Austin Gunn attacked O'Neal at ringside, prompting him to beat down Austin and Colten.

[13] Gunn wrestled his first match on pay-per-view at Revolution on March 7, 2021, competing alongside Austin in a "casino" tag team battle royal.

[28] On the February 8, 2023 episode of Dynamite, the Gunns defeated the Acclaimed to win their first AEW World Tag Team Championship.

[29] At Revolution in March 2023, the Gunns successfully defended their titles in a four way match against the Acclaimed, Danhausen and Orange Cassidy, and Jay Lethal and Jeff Jarrett.

[30] On the April 5, 2023 episode of Dynamite, the Gunns lost the AEW World Tag Team Championship to FTR in a title versus career match.

[32] On the January 17, 2024 episode of Dynamite, the Gunns and White defeated Mogul Embassy to win the ROH World Six-Man Tag Team Championship.

[39] On the following week, the Gunns and Robinson lost to Christian Cage, Killswitch, and Nick Wayne in a match for the vacant AEW World Trios Championship.

[41][42] Gunn made his independent circuit debut in September 2021, appearing with Battleground Championship Wrestling in Philadelphia, Pennsylvania.

[10] He previously used a leg drop bulldog, also called the Colt 45; adopted from his father Billy Gunn, who named it the Fame-Ass-Er.