The Undertaker is the greatest icon in professional wrestling history and he has a presence like no other superstar in history can ever bring forth. He is the most ominous being in professional wrestling’s recent history. He has had an amazing career that no one can deny and he is a sure shot first ballot Hall of Famer. He last wrestled for the WWE during last year’s WrestleMania and he last made his appearance during RAW 25. 
He is expected to face John Cena at WrestleMania 34, but as of now he has not yet responded to John Cena’s WrestleMania challenge. Just recently, his wife, Michelle McCool posted a photo of herself with The Undertaker on her Instagram account, as you can see below: