Roberts made a World Wrestling Entertainment ( WWE ) appearance on March 14, 2005 on Raw, where he confronted Randy Orton, who was preparing to challenge The Undertaker at WrestleMania 21.

At WrestleMania XIV he served as " guest ring announcer " during a match between Kane and the Undertaker, before which he took a Tombstone Piledriver from Kane ( nicknamed " The Big Red Machine " for his red ring attire ).

At A Cold Day In Hell, Austin had The Undertaker down with the Stunner, but while distracted with a timely interference by Brian Pillman, Stone Cold's old tag partner, Undertaker nailed Austin with a Tombstone Piledriver and achieved the victory.

The event featured the return of The Undertaker, who defeated Kane after a Tombstone Piledriver.

Another primary match was an interpromotional match between The Undertaker versus Randy Orton, which Undertaker won by pinfall after performing a Tombstone Piledriver.

Orton then attempted to use Undertaker's own finishing maneuver against him with the Tombstone piledriver, however, it was reversed by Undertaker into a Tombstone piledriver of his own which led to the definitive pin fall.

Hart interfered during the match, allowing The Undertaker to hit the Tombstone Piledriver and pin Sid to become the WWF Champion for the second time.

In one episode he was possessed by a demon called " Captain Doody ", but was delivered when The Undertaker executed a Tombstone Piledriver on the possessed Nicky during their bout, causing the demon to leave Nicky and enter the hapless popcorn salesman.

He recovered and got Undertaker in the powerbomb but Hart returned again and distracted Sid which allowed Undertaker to hit Sid with the Tombstone and win the match.

At Survivor Series, Undertaker defeated Heidenreich by pinfall after executing a Tombstone Piledriver.

His finishing maneuver, a reverse piledriver, is now commonly called the Tombstone Piledriver due to its familiar use as the finisher of The Undertaker.

He interfered in the match several times, but was ultimately unable to prevent The Undertaker from delivering a Tombstone Piledriver to both Ortons and then covering Randy for the win.

During the match, after Undertaker executed a Tombstone piledriver, Henry came out and attacked Undertaker, causing the match the end via disqualification.

Shortly after, Undertaker performed a chokeslam, followed by a Tombstone piledriver, on Daivari on the casket.

At the Survivor Series in 1990, Koko became the first wrestler to fall victim to The Undertaker ’ s Tombstone Piledriver in the Undertaker ’ s debut match.

Brother Love pleaded with The Undertaker to forgive Big Show for his recent actions, but The Undertaker however wasn't pleased and gave Brother Love a chokeslam, followed up by a Tombstone Piledriver in the middle of the ring.

At No Mercy 2006, Robinson, who had refereed a match between Mr. Kennedy and The Undertaker, was on the receiving end of a Tombstone Piledriver from the Undertaker after he had called for him to be disqualified after hitting Mr. Kennedy with his WWE United States Championship belt.

At the end of the inaugural Hell in a Cell match at Badd Blood, just as The Undertaker looked to have won the match against Shawn Michaels, the lights went out and a masked man came to the ring and delivered a tombstone piledriver to the shocked Undertaker.

At Armageddon 2004, Heidenreich once again cost Undertaker his title match against JBL in a Fatal Four Way that involved Booker T and Eddie Gurrerro by pushing Undertaker backwards while holding JBL in the tombstone piledriver position, before JBL pinned Booker T after a Clothesline From Hell.

Better known as a Tombstone piledriver, this variation was made famous by The Undertaker, who gave it the moniker to fit with his Deadman gimmick.

** Tombstone Piledriver ( kneeling reverse piledriver ) ( as The Undertaker )

For example, Eddie Guerrero would arrive into the arena in a lowrider, The Undertaker ( in his " American Bad Ass " biker gimmick ), Chuck Palumbo, Tara, and the Disciples of Apocalypse on motorcycles, The Mexicools on riding lawn mowers, JBL in his limousine, Alberto Del Rio arriving into the arena in various luxury cars, " Stone Cold " Steve Austin driving an all-terrain vehicle, and perhaps most recently Camacho and Hunico entering on a bicycle.

Nielsen briefly appeared on the World Wrestling Federation program in the summer of 1994 on WWF Monday Night Raw ; capitalizing on his Frank Drebin character, Nielsen ( and George Kennedy ) were hired as " super-sleuths " to unravel the mystery of The Undertaker who had disappeared at January's Royal Rumble event.

During the match, Mysterio broke up Batista's pin on Undertaker possibly costing him the match and the title.

It also hosted a live edition of WCW Monday Nitro on October 28, 1996 following WCW Halloween Havoc, a taped Smackdown / ECW on August 25, 2009, and on March 29, 2010, a live episode of RAW that saw Shawn Michaels give his farewell speech to the WWE the night after losing to The Undertaker in a Streak vs Career match at WrestleMania XXVI, and the July 1, 2011 edition of Friday Night SmackDown taped on the June 28, 2011 live episode of WWE NXT.

McMahon began appearing regularly on WWE in 1999 as a part of a storyline with The Undertaker.

show saw Edge and General Manager Vickie Guerrero make their relationship public, making his official in-ring return in a World title match against Batista on November 30, a match that ended after The Undertaker interfered.

After Jericho won the Heavyweight Championship from the Undertaker during Elimination Chamber, Edge turned face for the first time since November 2004 by challenging Chris Jericho for the World Heavyweight Championship at WrestleMania XXVI after a surprise attack on Jericho.

The Undertaker's and McMahon's entrances, however, were not shown on the TV taping of Raw for the week in order to preserve their characters, more in the case of the Undertaker as it involved him hugging Ric Flair and then raising his arm in victory, but were included in Nature Boy Ric Flair: The Definitive Collection DVD as extras.

Michaels would then focus heavily on ending the winning streak of The Undertaker at Wrestlemania, having failed to do so at WrestleMania XXV, he would put his career on the line for their second Wrestlemania encounter at WrestleMania XXVI which he would go on to lose and therefore end his career.

His first WWF match was against Nikolai Volkoff on May 23, 1994, which he lost by submission He wrestled sporadically throughout 1994 in the WWF, losing matches against Crush, Razor Ramon, Owen Hart and The Undertaker.

McMahon decided to vacate the WWF Championship and award it based on a match between The Undertaker and Kane, in which Austin was the guest referee.

Austin made the WWF Championship match that night on Raw and defeated The Undertaker to win his fourth WWF Championship.

Their feud with the Steiners continued, they were on opposite sides of the 1993 Survivor Series main event when they joined the " Foreign Fanatics " team with Ludvig Borga and Yokozuna against The Steiners, Lex Luger, and The Undertaker.

John Cena would go on to retain his WWE Championship at both WrestleMania 22 and 23, while the same events would see Rey Mysterio and The Undertaker win the World Heavyweight Championship respectively.

Piper won with a roll-up on Bob Orton after a distraction by The Undertaker.

More loyal to the Brood than to the Ministry, Edge and Gangrel betrayed The Undertaker and rescued Christian from sacrifice later on.

Many famous athletes have been featured in the series, including Rob Ray, Andre Agassi, Ray Allen, Michael Andretti, Carmelo Anthony, Gilbert Arenas, Lance Armstrong, Paul Bearer, Rich Beem, Drew Bledsoe, King Kong Bundy, Bill Bradley, Drew Brees, Kobe Bryant, Mark Buehrle, Kurt Busch, Jennifer Capriati, Brandi Chastain, Chris Chelios, Roger Clemens ( who was in 5 of them, the most of any athlete ), Sidney Crosby, Dale Earnhardt, Jr., Carl Edwards, Roger Federer, Kevin Garnett, Ozzie Guillén, Mia Hamm, Jim Harbaugh, Evander Holyfield, Tim Hudson, LeBron James, Keyshawn Johnson, Roy Jones Jr., Jim Kelly, Alexi Lalas, Bobby Labonte, Lennox Lewis, Mark McGwire, Shawn Micheals, Gheorghe Muresan, Dwyane Wade, Steve Nash, Candace Parker, Chris Paul, Gaylord Perry, Adrian Peterson, Michael Phelps, Mary Lou Retton, Ben Roethlisberger, Tony Romo, Pete Sampras, Maria Sharapova, Andriy Shevchenko, Jerry Stackhouse, Kerri Strug, Fernando Vargas, Adam Vinatieri, Shaun White, Serena Williams, Venus Williams, Tiger Woods, David Wright, Alexander Ovechkin, and The Undertaker.

Edge before facing The Undertaker | Undertaker at Wrestlemania in 2008.

The Undertaker faced Stone Cold Steve Austin | Steve Austin for the WWE Championship | WWF Championship in a hardcore wrestling | No Holds Barred match at Judgment Day ( 2001 ) | Judgment Day 2001.

Sid earned himself into contention for the WWE Championship | WWF Championship and left the company very soon after losing it to The Undertaker.

The Undertaker performing his Old School ( arm twist ropewalk chop ) maneuver on Jon Heidenreich | Heidenreich.

Heidenreich and Undertaker competing at the WWE Tribute to the Troops | Tribute to the Troops in 2004

The Undertaker, who won the WWE Championship | WWF Championship from Sid Eudy | Sycho Sid

Bruno Lauer | Harvey Wippleman managed several wrestlers during his feud with The Undertaker.