Ace Romero

On December 8, 2018 (which was taped on November 8 at Fightland), Romero made his debut for Major League Wrestling (MLW) on Fusion, defeating Marko Stunt.[10][11] On the December 28 episode of Fusion, he answered Simon Gotch's Prize Fight Challenge and quickly beat him, throwing some of the $20,000 to the crowd.[12] On the January 25 episode of Fusion, Romero fought Barrington Hughes to a no contest after Col. Robert Parker interrupted the match and had The Dirty Blondes (Mike Patrick and Leo Brien) attack them, resulting in an impromptu tag team match where Romero and Hughes defeated Parker's team.[13] On the March 9 episode of Fusion, he faced off against Gotch again, winning via disqualification after his Contra Unit (Jacob Fatu and Josef Samael) attacked him.[14] At Battle Riot II on April 5, Romero competed in the Battle Riot match as the tenth entrant, eliminating five competitors before being eliminated by Davey Boy Smith Jr.[15] He would lose to Samael on the April 20 episode of Fusion, getting beat up by the rest of Contra Unit after the match.[16] His final match for MLW happened on the May 25 episode of Fusion, where he teamed up with Hughes to lose to Contra Unit.[17]

On May 25, 2019, Romero made a surprise appearance in the pre-show Casino Battle Royale at the promotion's inaugural event Double or Nothing, eliminating Marko Stunt before being eliminated by Jungle Boy.[18]

On October 19, 2019, Romero defeated Larry D in the main event of Impact Wrestling's All Glory special. After the match, he signed a three-year contract with Impact that was offered by Co-Executive Vice President Scott D'Amore, and was given the final spot in the five-way ladder match for the Impact X Division Championship at the following Bound for Glory pay-per-view event.[19] At Bound for Glory, Romero made his televised Impact in-ring debut in the five-way ladder match for the X Division Championship, which was won by Ace Austin.[20] On December 7 at No Surrender, he competed in a five-way Scramble match, that was won by Madman Fulton.[21] Romero made his Impact debut on the December 10 episode of Impact! against Moose in a losing effort, and on the following week lost to Joey Ryan.[22][23] On February 22, 2020 at Sacrifice, Romero teamed up with Larry D to defeat oVe (Dave Crist and Madman Fulton).[24][25] On the March 3 episode of Impact!, Romero picked up his first televised win by defeating Joey Ryan.[26]

Romero solidified his partnership with Larry D on the March 31 episode of Impact!, forming a tag team called "XXXL".[27] On the April 14 episode of Impact!, they made their debut in a four-way tag team match against The Rascalz (Dez and Wentz), Reno Scum (Adam Thornstowe and Luster the Legend) and TJP and Fallah Bahh, the latter winning after TJP pinned Thornstowe.[28] The following week on Night 1 of Rebellion, they fought in a three-way tag team match against The Rascalz and TJP and Fallah Bahh, the former winning after Dez pinned Larry D.[29] On the May 5 episode of Impact!, the team picked up their first televised win by defeating oVe.[30] The following months saw XXXL lose matches against the likes of TJP and Fallah Bahh,[31] Reno Scum[32] and The Deaners (Cody and Cousin Jake), the latter of which they beat up after losing to them in their second encounter.[33][34]

On the July 28 episode of Impact!, Romero joined with Larry D and a bunch of wrestlers in the reality show Wrestle House. After conducting a truce with The Deaners, he defeated Crazzy Steve in a match, where the winner would get to sleep inside the ring.[35] On the August 11 episode of Impact!, Romero took on Larry D, who was under a love spell by Rosemary, in order to get him back to normal, but was defeated after a knockout punch.[36][37] On the September 1 episode of Impact!, XXXL continued their feud with The Deaners by brawling all around the house, ending with Susie confronting Cousin Jake for breaking the truce between the two teams and "winning" the match. Romero and the rest of the Wrestle House cast returned to the Impact Zone during Knockouts Champion Deonna Purrazzo's Black Tie Affair.[38] On the September 15 episode of Impact!, XXXL continued their Wrestle House rivalry with The Deaners, defeating them in a tag team match.[39] On the Victory Road pre-show, they faced The Rascalz in a losing effort, and failed to beat them again on the October 6 episode of Impact!.[40][41]

At Bound for Glory, Romero took part in the Call Your Shot Gauntlet match, where the winner could choose any championship match of their choice, but was eliminated by Heath.[42] On the October 27 episode of Impact!, XXXL fought against The Rascalz again, this time defeating them. After the match, they entered into a rivalry with the Motor City Machine Guns.[43] On the November 10 episode of Impact!, Romero lost to Chris Sabin after missing a senton and taking three enzuigiris.[44] At Turning Point, XXXL lost against the team of Sabin and James Storm.[45] On the December 1 episode of Impact!, they went up against the Motor City Machine Guns in a losing effort.[46] On January 16, 2021, at Hard to Kill, Romero was searching for evidence on Larry D being framed for shooting John E. Bravo at his wedding, leading to the both of them going to Tommy Dreamer on the January 19 episode of Impact!, and arresting Taya Valkyrie for using ring rust cologne to change Larry D to "Lawrence D" and providing him with the gun used to kill Bravo.[47][48]