Wagner played a significant role in the Steelers' championship teams of the 1970s, recording interceptions in the team's first two Super Bowl victories. He was part of four Super Bowl-winning teams during his 10-season career.
The 11th-round draft pick amassed 36 interceptions and earned two Pro Bowl nods. Wagner's career highlights include a game-sealing interception against Fran Tarkenton in Super Bowl IX and another big play against Dallas in Super Bowl X. Steelers owner Art Rooney II praised Wagner's toughness and consistency as paramount to the team's secondary.