Under rhe name Mike Hitchman, he made his WWE debut on June 26, 2018, during the second night of the second annual WWE United Kingdom Championship Tournament, in a dark match loss to Ligero.
Hitchman soon returned to the WWE, making his televised debut during the October 24, 2018 episode of NXT UK, during which he lost to Ligero in a rematch. The following month, Hitchman returned for the November 21 episode of NXT UK, during which he lost to Mark Andrews. During the December 5 episode of NXT UK, Hitchman was defeated by Dave Mastiff. During the December 19 episode of NXT UK, he lost a match against Jordan Devlin. He returned for the December 26 episode of NXT UK, during which he teamed with Jay Melrose in a loss to James Drake and Zack Gibson. On the January 2, 2019 episode of NXT UK, the Wild Boar returned, defeating Josh Morrell. Two months later, during the March 20 episode of NXT UK, Wild Boar debuted in a new tag team with Primate under the team name The Hunt, defeating Lewis Howley and Sam Stoker in a tag match.
On August 18, 2022, Wild Boar was released from his WWE contract.