by 
The Undertaker
Many people feel that he, and not Shawn Michaels, Ric Flair or Hulk Hogan, is actually he greatest wrestler of all time. It is a hard point to argue with.
Who can you think of that remained at the top, or near the top for 30 years? He is the greatest gimmick of all time and the recent documentary explained why and erased any doubt of that.
