Brock Lesnar not only beat the The Streak but he gave The Undertaker a severe concussion.
WrestleMania XXX April 6, 2014
Paul Heyman was right. The Undertaker was legitimately injured at WrestleMania XXX. He was indeed hospitalized suffering from a severe concussion after his first ever WrestleMania loss.
The 49 years old Undertaker (Mark Calaway) stayed overnight at the hospital and was released Monday morning.