Calvin Johnson
For his entire career, Calvin Johnson was known as the “Megatron,” an incredible wide receiver who decided to end his career in 2016. Johnson led the league two times in receiving yards but decided to retire after the game started to deteriorate his body.
Earl Campbell
In the late ’70s, Earl Campbell was one of the most dominant players in the league and the 1979 NFL MVP. After two years with the Saints, he decided to retire. However, between 1978-1980 he led the NFL in rushing yards for three consecutive seasons.