Championship and Accoplishments[]
- Inoki Genome Federation
- IWGP World Heavyweight Championship (1 time)
- Power Pro Wrestling
- PPW Heavyweight Championship (1 time)
- Pro Wrestling Illustrated
- PWI Comeback of the Year (2003)
- PWI Feud of the Year (2000) vs. Triple K
- PWI Feud of the Year (2003) vs. Camron Dana
- PWI Feud of the Year (2007) vs. Dustin Simpson
- PWI Match of the Year (2003) vs. Camron Dana in a 60-Minute Iron Man Match on Fusion!, September 16
- PWI Match of the Year (2005) vs. Ryan Barnhart at WrestleMania 21
- PWI Most Hated Wrestler of the Year (2000)
- PWI Most Inspirational Wrestler of the Year (2001)
- PWI Most Popular Wrestler of the Year (2003)
- PWI Rookie of the Year (2000)
- PWI Wrestler of the Year (2003)
- PWI ranked him #1 of the top 500 singles wrestlers in the PWI 500 in 2001
- SoCal Uncensored
- Match of the Year (2000) vs. Ryan Garr, September 13, 2000, Ultimate Pro Wrestliing
- Total Nonstop Action Wrestling
- NWA World Heavyweight Championship (1 time)
- TNA World Heavyweight Championship (3 times)
- TNA World Tag Team Championship (1 time) – with Chris Gomez
- TNA X Division Championship (1 time)
- King of the Mountain Winner (2007, 2009)
- Second Triple Crown Champion
- Feud of the Year (2006) with Dustin Simpson
- International Wrestling Federation / International Wrestling Entertainment
- WCW United States Championship (1 time)
- WCW Championship (1 time)
- IWE World Heavyweight Championship (1 time)
- IWF/E Championship (4 times)
- IWF European Championship (1 time)
- IWF Hardcore Championship (1 time)
- IWF Intercontinental Championship (1 time)
- IWE Tag Team Championship (1 time) – with Kevin Hunter
- King of the Ring (2007)
- Tenth Triple Crown Champion
- Fifth Grand Slam Championship
- Wrestling Observer Newsletter Awards
- Best Gimmick (2000)
- Best on Interviews (2002)
- Best Technical Wrestler (2002)
- Feud of the Year (2003) vs. Cam Dana
- Match o9f the Year with Kevin Hunter vs. Chris Gomez and Scott Wright, No Mercy 2002
- Most Improved (2000)
- Most Outstanding Wrestler (2001–2003)
- Reader's Favorite Wrestler (2002–2003)
- Wrestler of the Decade (2000–2009)
- Wrestler of the Year (2002)
- Wrestling Observer Newsletter Hall of Fame (Class of 2004)