#4 Ric Flair
'The Nature Boy' Ric Flair is regarded by many as the single greatest wrestler in the history of the business. After a short-lived main event run in WWE in the early 90s, Ric Flair returned to WCW and maintained his position on the top of the card.
Over the course of the next several years, Flair became WCW Champion and also engaged in feuds with nWo. By the time WCW folded, Flair had won the WCW World title on 8 separate occasions.
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He took on the role of a babyface authority figure in WWE. In 2002, Flair aligned with Triple H and formed Evolution, which is regarded as one of the most dominant groups in pro-wrestling history. Flair held the World Tag Team titles with Batista on two occasions. He lost to Shawn Michaels at WrestleMania 24, marking an end to his Hall of Fame career.