Michael Shawn Hettinga (born July 17, 1978) is an American professional wrestler best known under the ring name Mike Knox.

He tagged with Samoa Joe at UPW Proving Ground on December 12, 2000, in the Galaxy Theatre of Santa Ana, California and defeated the debuting Al Katrazz with Basil.

He also wrestled at UPW live against the boss Samoa Joe for the Heavyweight Championship, but was unable to win the title.

In a house show at Cape Girardeau, Missouri, Knox won a battle royal to become an entrant at the World Heavyweight Championship Elimination Chamber match at No Way Out.

[39] On October 6, 2012, Knox wrestled in the main event of House of Hardcore's first show as Mike Knoxx, losing to Carlito in a three-way match for the FWE Heavyweight Championship, which also included Tommy Dreamer.

[40] He won the American Pro Wrestling Alliance World Tag Team Championship in 2012 with D.O.C., but they were later stripped of the titles, as they were made inactive, on March 1, 2013.

on March 20, 2015, Knox faced AOW heavyweight champion Blake Grayson for the title but lost the match.

In May 2012, Knox competed in a dark match for Total Nonstop Action Wrestling against the Television Champion Devon.

Knox made his official television debut on the January 3, 2013, episode of Impact Wrestling, being revealed as a member of the villainous Aces & Eights stable after being unmasked by Kurt Angle.

[44] On March 10 at Lockdown, Aces & Eights, consisting of Knox, now billed as Knux, Devon, D.O.C., Garett Bischoff, and Mr. Anderson were defeated by Team TNA, consisting of Eric Young, James Storm, Magnus, Samoa Joe, and Sting in a Lethal Lockdown match, with Young pinning Knux for the win.

[6] On March 18, 2013, Knux was part of the World Cup of Wrestling, teaming with D.O.C., in a winning effort against Petey Williams and Funaki.

On the November 21 edition of Turning Point, Knux, Garett Bischoff, Bully Ray, and Taz (remaining members of Aces & Eights) were forced to disband the Aces & Eights after Bully Ray lost a match against Mr. Anderson with their memberships on the line against the TNA career of Mr.

[46] The following month, Knux debuted his new stable called The Menagerie, composed of himself, Rebel, Crazzy Steve and The Freak.

On the September 24 edition of Impact Wrestling, Knux took part in the Gold Rush tournament for a potential title opportunity facing Austin Aries in a losing effort.

on the November 12 edition of Impact Wrestling, Knux, Crazzy Steve and Rebel defeated Angelina Love, Velvet Sky, and Jessie Godderz in an inter-gender elimination match.

On March 6 (Taped February 14) at Knockouts Knockdown 3, The Menagerie (Knux, Crazzy Steve, Rebel) defeated The BroMans (Jessie Godderz, Robbie E) and Angelina Love in a Six-person intergender tag team match.

On April 11, 2015, Hettinga, working under the ring name Knux, made his debut for Japanese promotion Inoki Genome Federation, losing to Wang Bin.

Knox initially acted in kind to Ray, due to their past as members of Aces & Eights in Impact Wrestling.

[59] On the April 25 episode of NWA Powerrr, Knox and Murdoch defeated The Fixers (Jay Bradley & Wrecking Ball Legursky) in a Crockett Cup 2023 qualifying match.