Lee began appearing on the Raw brand in August 2020, where he faced AJ Styles and Drew McIntyre in WWE Championship matches.

[8] During 2015, Lee started making appearances in Ring of Honor (ROH) with Shane Taylor, calling themselves "Pretty Boy Killers" (PBK).

[13] At All Star Extravaganza VIII, PBK wrestled against the All Night Express (Rhett Titus and Kenny King), War Machine (Hanson and Raymond Rowe) and the team of Colt Cabana and Dalton Castle in a Four Corner Survival match to determine the number one contender for the ROH tag team championship, in a losing effort.

[29] At Time Is a Flat Circle on March 23, 2018, Lee defeated Chuck Taylor to become the PWG World Champion.

[30] On April 21 at All Star Weekend 14, Lee lost the title to Walter in a three-way match, also involving Jonah Rock.

[33][34] On April 5, 2018, during WrestleMania Axxess weekend, Lee made an appearance for NXT, defeating Kassius Ohno.

[37] On the August 8 episode of NXT, Lee made his televised in-ring debut for WWE, defeating Marcel Barthel.

[38] Throughout the rest of 2018, Lee wrestled sporadically on NXT, defeating the likes of Luke Menzies,[39] Kona Reeves,[40] but losing to Lars Sullivan.

The injury resulted in an early end to his planned feud with Dominik Dijakovic, who he was supposed to face for the next two months.

[57] Lee made his main roster debut on the August 24 episode of Raw, where he faced Randy Orton and lost via disqualification thanks to interference from WWE Champion Drew McIntyre.

[66] He returned on the July 19 episode of Raw, accepting WWE Champion Bobby Lashley's open challenge match but was defeated.

[79] In December 2022, Lee made his return to Ring of Honor (ROH), now under the ownership of Tony Khan, for the first time in five years.

[80] On the December 21 episode of Dynamite, Strickland formed a new stable, Mogul Affiliates, with Parker Boudreaux, Granden Goetzman, and Rick Ross.

[74][81] On the February 17, 2023 episode of Rampage, Lee saved Dustin Rhodes from a post-match attack by Strickland and Boudreaux.

[84] In June 2023, Lee teamed with Darby Allin and Orange Cassidy and their allies, partnering them in victories over Mogul Embassy and the Jericho Appreciation Society.

[85][86] Lee and Strickland were chosen in a blind eliminator tag team tournament, where on the July 5 episode of Dynamite, they were defeated by Allin and Cassidy.

[87] On the November 8, 2023 episode of Dynamite, Lee unsuccessfully challenged Samoa Joe for the ROH World Television Championship, which was ended by referee's decision.

[88] At Final Battle in December 2023, Lee defeated his former tag team partner Shane Taylor in a singles match.