2. WrestleMania 30

At WrestleMania 30, The Undertaker faced “The Beast Incarnate Brock Lesnar and lost for the first time ever at WrestleMania. This marked the end of his legendary undefeated WrestleMania streak.

This was a very emotional moment as no one ever thought this was going to happen. 75,000 People in attendance were shocked in unison.