[6] Collyer received a third title shot on March 25, 2000, losing to Shark Boy by disqualification after Matt Stryker interfered on his behalf.
On August 9, 2001, he wrestled at the third annual Brian Pillman Memorial Show, taking part in a four way bout for the HWA Cruiserweight Championship.
He conceded several matches before defeating Moore and Stryker in a three way bout to win the HWA Cruiserweight Championship on February 13, 2002.
Collyer subsequently appeared sporadically with the HWA throughout 2005, wrestling Stryker and James Gibson in technical bouts, and briefly feuding with Cody Hawk in August 2005.
[8][9] Following a lengthy absence, Collyer returned to the HWA on March 19, 2006, wrestling Nigel McGuinness at the Internet pay-per-view CyberClash.
[8] Collyer made his first appearance with the World Wrestling Federation (WWF) on the September 23, 2000 episode of Jakked, losing to Perry Saturn.
[4] While under contract, Collyer furthered his training under Les Thatcher and Tom Prichard, although he was skeptical of the WWF's request that he take acting classes.
[10] Despite being released, Collyer made several appearances for the now renamed World Wrestling Entertainment (WWE) in 2003 and 2004, jobbing on Heat, Velocity and in dark matches.
[11] Collyer debuted in Total Nonstop Action Wrestling on the October 18, 2003 episode of TNA Xplosion, losing to Chris Sabin.
The 3Live Kru and The Elite Guard feuded over the following weeks, culminating in a ten-man Guitar on a Pole match on July 14, 2004, that saw Dusty Rhodes, Larry Zbyszko and the 3Live Kru defeat Jarrett, Ken Shamrock and The Elite Guard when Rhodes pinned Onyx.
He also appeared in the 20 Man Gauntlet for the Gold on the August 11, 2004 Pay Per View Collyer debuted in Ring of Honor at Night of the Butcher, losing to Bryan Danielson.
On June 12, 2004, at World Title Classic, Collyer faced Hydro, Superstar Steve and Ray Gordy in a Four Corner Survival match, with the stipulation being that the winner would take part in the Pure Wrestling Championship tournament in July 2004.
[10] Following a four-month absence, Collyer returned to ROH on May 13, 2005, at The Final Showdown, teaming with McGuinness in a loss to Colt Cabana and Doug Williams.
On August 12, 2005, Collyer and McGuinness unsuccessfully challenged B. J. Whitmer and Jimmy Jacobs for the Tag Team Championship.
His final match, on August 13, 2006, at Anarchy in the UK, saw him team with The Kings of Wrestling in a loss to Colt Cabana, Nigel McGuiness and Robbie Brookside.
He has wrestled the likes of Dean Allmark, Marty Scurll, James Mason, the Zebra Kid and Doug Williams.
In July 2009, Collyer debuted in Ohio Valley Wrestling (OVW) under his Metal Master gimmick, in which he defeated then-OVW Television Champion Jamin Olivencia in a non-title match.