The Undertaker first did "The Last Ride" to Edge on June 30, 2000 on "WWF Smackdown!" (1999)

One of the 100 greatest wrestlers of the 20th century. (as determined by Inside Wresting)

Professional wrestler

Former WWF/WWE (Undisputed) World Heavyweight Champion (4x), former WWF World Tag Team Champion (6x), former WWF Hardcore Champion (1x)

Former leader of the Ministry of Darkness

He first won the WWF World Title at Survivor Series in 1991

Before joining the WWF, the Undertaker wrestled in the WCW under the name Mean Mark Callous.

Crushed his eye socket in 1995 when Mabel gave him a banzai drop, he later had to wear a mask for several months until it had recovered.

May 2002: Recently defeated Hulk Hogan at Judgment Day and became the new WWE Undisputed Champion.

Won 4th WWE chamionship from Hollywood Hulk Hogan

Took 7 - 9 months out of wrestling because of a pectorial muscle injury that prevented him from wrestling, also because of a personal rift with Vince McMahon.

In an ironic twist, Mark wrestled for a while under the name Kane the Undertaker ("Kane" would soon become the 'Taker's "brother")

Both Mark and his wife Sara are Boxing fans.

Before becoming a wrestler, he was going to become a pro-Basketball player.

In real life he is 6' 8" tall. In WWF he is billed up to 6' 10 1/2".

Mentioned in a 2001 interview that he considers his 1999 gimmick as the Satanic "Lord of Darkness" as the worst part of his entire career.

From December 1991 to September 1993, Undertaker did not lose a single match. It was the longest undefeated streak of the 1990s.

Undertaker is undefeated in 16 WrestleMania appearances. His fallen foes are: Jimmy "Superfly" Snuka (Jim Reiher) (WM VII), Jake "The Snake" Roberts (Jake Roberts) (WMVIII), Giant Gonzalez (Jorge Gonzáles) (WM IX), King Kong Bundy (WM XI), Diesel (Kevin Nash)(WM XII), Sycho Sid (Sid Eudy) (WM 13), Kane (Glen Jacobs) (WM XIV and XX), The Big Boss Man (Raymond Traylor) (WM XV), Triple-H (Paul Levesque) (WM X7), "Nature Boy" Ric Flair (WM X8), the team of Big Show (Paul Wight) & A-Train (Matt Bloom) (WM XIX), Randy Orton (WM21), Mark Henry (WM22), Batista (Dave Batista) (WM23) and Edge (Adam Copeland) (WM24).

Before joining WWE in 1990, Undertaker competed under the following names: Texas Red, The Commando, Master of Pain, The Punisher, Mean Mark Callous and Punisher Dice Morgan.

While many 'Taker fans wanted him to return at the 2003 Royal Rumble as the "Lord of Darkness" Undertaker, preferred his current biker gimmick

Despite having partner 'Nathan Jones' knocked out before the match, increased his WrestleMania record to 11-0 by defeating Big Show & Albert in a Handicap Match at WrestleMania XIX.

Before defeating Hollywood Hulk Hogan at Judgement Day(2002), Undertaker called himself....Judge, Jury and Executioner of Hulkamania.

Has a son from first wife Jody Lynn; Gunner Vincent Callaway (born 1993) and two daughters (Chasey, born in 2002, and Gracie, born in 2005).

Prior to becoming a wrestler he was going to play professional basketball in Europe when he suffered a career ending knee injury.

Mother: Catherine Calaway, father: Frank Calaway (died July 22 2003), older brothers: David, Michael, Paul, and Timothy.

Mark went to Angelina College in Lufkin, Texas on a Basketball Scholarship.

His brother Paul is a police officer.

Although they resemble each other slightly, there is no family relation between The Undertaker and Kane.

Last match in WCW was against Lex Luger

Teamed with "Dangerous" Dan Spivey in NWA, replacing the injured Sid Vicious in the Skyscrapers tag team. Ironically, at Wrestlemania 13, The Undertaker defeated Sid Vicious for the WWF Championship.

Was managed by Paul Heyman in WCW

There was a lot of talk of having the Undertaker feud with Andre the Giant, yet it never happened as Andre passed away about a year after the Undertaker's debut in the WWF.

Is the first WWF wrestler to do a Bollywood movie. He played his famous WWF character The Undertaker in Khiladiyon Ka Khiladi (1996) and even spoke Hindi in the film.

His best friend is Brian Lee, or Chainz to WWE fans, he was also the best man at the Undertaker's wedding to Jodi Lynn "first wife".

Has one son by Jodi Lynn - Gunnar Vincent Callaway born in 1993.

Notable title wins include: USWA Unified Heavyweight title; USWA Texas Heavyweight title; WWF Federation Title (3); WWF Tag Team Titles w/Steve Austin; WWF Tag Team Titles w/Big Show (2); WWF Tag Team Titles w/The Rock; WWF Tag Team Titles w/Kane (2); WCW Tag Team Titles w/Kane; WWF Hardcore Title; WWE Undisputed Title

Has his wife's name, Sara, tattooed on his throat. Says it was the most painful tattoo that he has gotten yet.

Biggest thrill of wrestling career was riding his own motorbike to the ring during WrestleMania X7 in his hometown of Houston Texas.

Memorable moment was also entering London's Wembley Stadium in front of 80,000 fans on the back of a hearse at Summerslam 1992.

His best friend Brian Lee once wrestled as the fake Undertaker,(while Mark was on sabbatical). When Mark returned to the WWE it set up a Undertaker vs Undertaker fued.

He was frequently in casket matches. 2 of the most famous ones came against the late great Yokozuna. The first one was at Royal Rumble 1994. Undertaker had the match won (WWF Title was on the line) when he was assaulted by at least 7 guys. The rematch came at that year's Survivor Series. Karate expert Chuck Norris was at ringside to make sure there was no interference(Undertaker won).

Has won two of his WWF World Titles from Hollywood Hogan.

Vince McMahon originally created the Gimmick of The Undertaker to look like an undertaker from the old west. The final look in his debut was one of several looks that were designed in the early stages.

He and wife Sara had their second child, a girl they have named Gracie Calaway. [May 2005]

Graduated from S.P. Waltrip High School, in Houston, Texas, in 1983. He was a member of the school's basketball team. Shelley Duvall and Patrick Swayze also graduated from this high school.

First daughter Chasey with Sara [2002]

Defeated King Kong Bundy at Wrestlemania Eleven.

In early 1991, Paul Bearer replaced Brother Love as The Undertaker's manager.

Former WCW Tag Team Champion.

The Undertaker was selected #1 by Flair in the WWE brand extension draft for "Raw."

Former World Tag Team Champion.

At WrestleMania 22, he defeated Mark Henry in a Casket Match, and the legend of the Undertaker continues to grow - now to a perfect WrestleMania 14-0.

Former WWF Hardcore Champion.

Previous Managers: General Skandor Akbar, Paul Bearer, Downtown Bruno, Paul E Dangerously, Ted DiBiase, Mr Fuji, Sylvia Fuller, Ronald Gossett, Theodore Long, Brother Love, "Dirty" Dutch Mantell, Sara (his wife).

Is a close friend of MMA legend Pat Miletich and his students Jeremy Horn and Matt Hughes.

Is a huge MMA fan and attends, whenever he could, every UFC and Pride FC events.

Use a lot of techniques brought from MMA training (triangle chokes, arm-bars, key-locks...).

Undertaker currently holds the record of most number of Wrestlemania appearances, having appeared at 15 as of 2007. He broke the record of 12 held by Bret Hart. But because Undertaker's Wrestlemania appearances were not consecutive, Bret Hart still holds the record for that.

Defeated Hulk Hogan in The 1991 Surviver Series winning his first WWF championship.

Outside of the wrestling business, he is a real estate investor.

At 6 foot 9 inches tall and over 325lbs heavy, became the first near 7 foot tall man to do high flying moves.

On April 1st, 2007, won his first World Heavyweight Championship after defeating Batista at Wrestlemania 23.

Good friends with actor Tony Longo.

Leased one of his real estate properties -- a ranch in Cedar Creek, Texas -- to Brad Pitt and Angelina Jolie, while they were in the area for the filming of Brad's movie The Tree of Life (2009).