Prawdziwe imie: Mark Wiliam Calaway
Waga:  136 kg
Wzrost: 2.10 m
Data urodzenia: 24 marzec 1962
Debiut: 1988
Miejsce urodzenia: Houston, Texas
Trener: Don Jardine
Akcja konczaca: Tombstone Piledriver (Belly-to-belly Piledriver), The Last Ride (Elevated Powerbomb), Hell's gate
Ulubione akcje: ChokeSlam, Takin' Care of Business (Standing Dragon Sleeper), The Guillotine (Chair assisted throat attack), Old School/Dead Man Walking (Arm twist ropewalk chop), Flying Lariat, Running DDT, Running Big Boot, Snake Eyes/Big Boot Combo, Flatliner, Triangle Choke, Super Chokeslam (Tope Rope Chokeslam), Double Chokeslam (with Kane), Synchronous Last Ride (with Kane), Headbutt, Russian Legsweep, Iron Clas (pre-1995), Heart Punch (in WCW), Running Guillotine Legdrop (Apron Running Legdrop on the throat), Fujiwara Armbar, Sidewalk Slam, The Uppercut, Rocker Dropper (Jumping Legdrop to the neck)
Poprzednie gimmicki: The Undertaker, The Master of Pain, "Mean" Mark Callous, The Commando, The Punisher, Punisher Dice Morgan, Texas Red, "The Man from The Darkside", "The Dead Man", "The American Badass" (ABAS), "The Big Evil", "The Phenom", "Judge, Jury and Executioner of Hulkamania", Taker, "The Lord of Darkness", "Deadman inc.", The O.D. (Original Deadman), The Punisher II, "Advance Man for the Grim Reaper", "The Reality of Death", "The Emissary of Death", "The Reaper", "The Deadman", "The Pale Destroyer", "The Yard Stick", "The Prince of Darkness", "The Personification of Evil", "The Minister of Darkness", "Dead Man Walking", "The Big Dog", "The Red Devil","The American Bad Ass