The Undertaker explains what his new 15-year deal with WWE means

His Body Was Banged Up: The Undertaker's Former Manager Recalled How the Deadman's Matches Against a 7ft Tall Giant Impacted His WWE Career - EssentiallySports

The Undertaker finally reveals his WWE Mount Rushmore in tell-all interview

The Undertaker admits to using steroids in past amid pressure to be 'jacked' and reveals WWE's anti-doping measures

Secrets of WWE, Vince McMahon revealed in new tell-all book

Goldberg Says He Was Concussed During Match With The Undertaker, Big Gold Belt Media

Can someone explain the Wrestling Eras? : r/Wrasslin

The Undertaker's 15 greatest rivals

Edge reacts to The Undertaker saying WWE is soft today and defends new generation. : r/SquaredCircle

Backstage Details On Undertaker's New Deal With WWE, Vince McMahon's Reaction To Starrcast Appearance