Riggs was selected by the Falcons as the ninth overall pick in the 1982 NFL Draft out of Arizona State. He was a three-time Pro Bowler in his seven seasons in Atlanta and finished his Falcons career as the franchise's all-time rushing leader with 6,631 rushing yards. Riggs tallied 48 career touchdowns, which puts him second in team history in terms of rushing touchdowns and fifth in overall touchdowns. Riggs' name litters the Falcons record books as he was one of the most prolific rushers of his time.