For those of you who don’t know (and really, for shame if this applies to you), WrestleMania XXX is two weeks away and one of the marquee matches is The Undertaker vs. Brock Lesnar. The Undertaker match has become one of the top spectacles of WrestleMania due to his 21-0 record at the event. ‘Taker is also the longest-tenured wrestler in the company, making his debut 23 years ago in 1991. So to get you primed for his match—and to celebrate his 49th birthday (which was yesterday)—let’s take a trip through the various milestones of the Dead Man’s incredible career.

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