Hall of Fame running back Walter Payton "Sweetness" of the Chicago Bears. (AP Photo/Vernon J. Biever)

New York Jets quarterback "Broadway" Joe Namath. (National Football League)

St. Louis Rams kicker Greg "Legatron" Zuerlein. (AP Photo/Ben Margot)

Hall of Fame cornerback "Primetime" Deion Sanders. (AP Photo/Eric Gay)

Pittsburgh Steelers running back Jerome Bettis "The Bus." (AP Photo/David Durochik)

William "The Refrigerator" Perry of the Chicago Bears. (Associated Press)

Hall of Fame wide receiver Michael Irvin "The Playmaker" of the Dallas Cowboys. (AP Photo/Douglas C. Pizac )

Hall of Famer defensive lineman Reggie White "Minister of Defense." (AP Photo/Beth A. Keiser)

Head coach "Iron" Mike Ditka of the Chicago Bears. (AP Photo/Vernon Biever)

Detroit Lions wide receiver Calvin "Megatron" Johnson. (Aaron M. Sprecher/NFL)

Arizona Cardinals cornerback Tyrann "Honey Badger" Mathieu. (Ben Liebenberg/NFL)

Tampa Bay Buccaneers running back Doug "Muscle Hamster" Martin. (Jim Mone/Associated Press)

Wide receiver "Crazylegs" Elroy Hirsch of the Los Angeles Rams. (National Football League)

Los Angeles Rams Hall of Fame defensive end David "Deacon" Jones in 1970. (National Football League)

Red Grange "The Galloping Ghost." (Pro Football Hall of Fame)

"Slingin" Sammy Baugh of Washington Redskins. (Pro Football Hall of Fame)

Pittsburgh Steelers defensive tackle "Mean" Joe Greene, in 1970. (National Football League)

Dick "Night Train" Lane of the Detroit Lions. (National Football League)

Oakland Raiders defensive back "The Assassin" Jack Tatum. (National Football League)

Oakland Raiders quarterback Kenny "The Snake" Stabler. (National Football League)

Los Angeles Rams linebacker Jack "Hacksaw" Reynolds. (National Football League)

New York Giants wide receiver Stephen Baker "Touchdown Maker" (National Football League)

Dallas Cowboys linebacker Thomas "Hollywood" Henderson. (National Football League)

Buffalo Bills defensive end Shawne "Lights Out" Merriman. (AP Photos/David Drapkin)

Defensive end Jevon Kearse "The Freak." (AP Photo/Mark Humphrey)

Wide receiver Nate "Receptatron" Burleson. (AP Photo/Joe Robbins)

Wide receiver Torry "Big Game" Holt of the St. Louis Rams. (AP Photo/Michael Conroy)

Running back Carnell "Cadillac" Williams of the Tampa Bay Buccaneers. (AP Photo/Greg Trott)

Wide receiver Andre "Bad Moon" Rison. (AP Photo/Al Messerschmidt)

Running back Christian Okoye "The Nigerian Nightmare." (AP Photo/Al Messerschmidt)

Running back Craig "Ironhead" Heyward. (AP Photo/Al Messerschmidt)

Defensive lineman Ed "Too Tall" Jones #72 of the Dallas Cowboys. (AP Photo/Ferd Kaufman)

Offensive tackle Floyd "Pork Chop" Womack. (AP Photo/Scott Boehm)

Atlanta Falcons wide receiver Billy "White Shoes" Johnson. (AP Photo/Greg Trott)

Running back Elbert "Ickey" Woods. (AP Photo/Maribeth Joeright)

Full back Daryl "Moose" Johnston of the Dallas Cowboys. (AP Photo/Greg Trott)

Defensive tackle Russell "The Kitchen" Maryland. (AP Photo/Greg Trott)