They won the title by defeating previous champions The Patriarchy (Christian Cage, Killswitch, and Nick Wayne), Bang Bang Gang (Juice Robinson, Austin Gunn, and Colten Gunn), and House of Black (Malakai Black, Brody King, and Buddy Matthews) in a four-way London Ladder match at All In on August 25, 2024.

Khan then announced that the episode's scheduled six-man tag team match between Death Triangle (Pac, Penta El Zero M, and Rey Fénix) and Best Friends (Chuck Taylor, Trent Beretta, and Orange Cassidy) would be for the vacant Trios Championship, which was won by Death Triangle.

[5] During Dynasty: Zero Hour on April 21, 2024, Ring of Honor World Six-Man Tag Team Champions Bullet Club Gold (Jay White, Austin Gunn, and Colten Gunn) defeated The Acclaimed (Anthony Bowens, Max Caster, and Billy Gunn) to win the AEW World Trios Championship in a winners take all championship unification match to unify the titles and become recognized as the Unified World Trios Champions.

[16] After The Acclaimed (Anthony Bowens, Max Caster, and Billy Gunn) won the title in August 2023, they introduced their own custom "scissoring" championship belts.

[17] During Dynasty: Zero Hour in April 2024, ROH World Six-Man Tag Team Champions Bullet Club Gold (Jay White, Austin Gunn, and Colten Gunn) defeated The Acclaimed to win the AEW World Trios Championship, holding and defending both titles under the Unified World Trios Championship banner, using the standard AEW Trios belts, the ROH World Six-Man belts, and The Acclaimed's custom "scissoring" belts to represent the collective accolade.

Billy Gunn is the oldest champion, winning the title at 59, while Nick Wayne is the youngest at 19.

They won the titles by defeating previous champions The Patriarchy (Christian Cage, Killswitch, and Nick Wayne), Bang Bang Gang (Juice Robinson, Austin Gunn, and Colten Gunn), and House of Black (Malakai Black, Brody King, and Buddy Matthews) in a four-way London Ladder match at All In on August 25, 2024 in London, England.

They originally won the title as Blackpool Combat Club, but changed their team name to Death Riders on November 6, 2024.