Career
He also wrestled for mainstream promotions such as World Wrestling Entertainment, Ring of Honor and Total Nonstop Action Wrestling. Ring of Honor (2003–2005)
Mack left ROH soon after. Independent circuit (2005–present)
After leaving ROH, Mack has begun wrestling for various independent promotions, including Ring of Honor"s sister promotion Full Impact Pro, Combat Zone Wrestling, and most notably Aging with Attitude Superstars of Wrestling.
Mack held the title for a little over a year before losing it to Xsiris on September 8, 2006.
However, they lost the title later that day to Steve Corino and Ricky Landell. After the title loss, Kirby would eventually defeat T.J. for his second Light Heavyweight Championship reign on January 7, 2007.
World Wrestling Entertainment
Mack appeared on the December 3, 2007 episode of WWE Heat, teaming with Brodie Chase in a losing effort against Paul London and Brian Kendrick. Mack also appeared on the June 4, 2012 edition of WWE Raw.
He teamed with Stan Stansky and lost to Ryback in a handicap match.
Mack appeared under the ring name Arthur Rosenburg. Finishing moves
OverDoze (Inverted leg drop bulldog into a split-legged pin)
Signature moves
Around the World (Inverted tornado DDT)
Power of Greyskull (Backbreaker rack dropped into a neckbreaker)
Nicknames
"Your New Addiction"
"Krazy K"
Aging with Attitude Superstars of Wrestling / Wrestling Superstars Live
Aging with Attitude Superstars/Forest, Snow and Landscape World Light Heavyweight Championship (2 times)
Aging with Attitude Superstars World Tag Team Championship (1 time) – with T.J. Mack
Carolina Wrestling Association
CWA Tag Team Championship (2 times, current) – with T.J. Mack
Coastal Championship Wrestling
CCW Cruiserweight Championship (1 time)
CWF Mid-Atlantic
CWF Mid-Atlantic Rising Generation League Championship (1 time)
Maryland Championship Wrestling
MCW Tag Team Championship (1 time, current) – with T.J. Mack
NWA Anarchy
NWA Anarchy Television Championship (1 time)
Pro Wrestling Illustrated
PWI ranked him #351 of the top 500 singles wrestlers in the PWI 500 in 2011
Southern Championship Wrestling
SCW Junior Heavyweight Championship (1 time)
United States of America Xtreme Wrestling
U.S. Steel Tower Xtreme Championship (1 time)
Other titles
ICW Cruiserweight Championship (1 time).