[7] On 7 December 2019, at Eternal Glory, Robbie X & Matt Myers won the NGW Tag Team Title in a tournament final match against Nathan Cruz & Rampage Brown.
On 31 July 2021, at RevPro Day of Reckoning, Robbie X challenged for the Undisputed British Cruiserweight Championship, his match against champion Michael Oku ending in a no contest after interference from The Legion (Mark Haskins & Chris Ridgeway).
On 23 July 2022 at RevPro Summer Sizzler, Robbie X competed in a number 1 contender match for the AEW All-Atlantic Championship alongside Callum Newman, Man Like DeReiss, Ricky Knight Jr., Will Kroos and eventually winner Connor Mills.
[11] Robbie X won the Undisputed British Cruiserweight Championship on 17 December 2022, at RevPro Uprising, defeating Dan Moloney, current champion Will Kaven and Luke Jacobs in an elimination match.
[13] Robbie X appeared for New Japan Pro-Wrestling (NJPW) on 2 October 2022 at Royal Quest II, teaming with Michael Oku in a losing effort against Suzuki-gun (Douki & El Desperado).
[16] On 23 September 2023, Robbie X made his debut for Mexican promotion Consejo Mundial de Lucha Libre (CMLL) in their UK show Fantastica Mania losing to Titán, before defeating Magia Blanca.