Game Changer Wrestling (2017–present)
On December 30, 2017, at The Compound Fight Club: Chapter 1, Kat made her debut for Game Changer Wrestling (GCW), losing to Faye Jackson.[2] She returned on April 6, 2019, at Orange Cassidy Is Doing Something Or Whatever, winning the Lumberjack Swamp Monster Elimination match.[3][4] On October 10, 2020, Kat competed in a 30-person battle royal at Joey Janela's Spring Break 4.[5]
On April 9, 2022, at GCW Paranoid, Kat, now using the ring name Allie Katch, won the GCW Tag Team Championship with Effy.[6][7] On July 29, at The People vs. GCW, Katch and Effy lost the titles to Los Mazicos (Ciclope and Miedo Extremo) in a five-way WarGames match.[8][9]
On January 19, 2025, in an intergender match against Effy for the GCW World Title number one contendership, Katch broke her leg in two places after she landed awkwardly following a suicide dive through the bottom and middle ropes to the outside of the ring.[10][11] She underwent reconstructive surgery the following day, later stating on X that she will be unable to wrestle indefinitely.[11]