Complex sentence: He became interested in professional wrestling at a young age; his favorite wrestlers included Mr. Perfect, Randy Savage, Hulk Hogan, Ricky Steamboat, Shawn Michaels, and Bret Hart.
Split into simpler sentences: He became interested in professional wrestling at a young age. His favorite wrestlers included Mr. Perfect, Randy Savage, Hulk Hogan, Ricky Steamboat, Shawn Michaels and Bret Hart.