 The Dolphins have also had history against other AFC teams.When the Baltimore Colts were inserted into the AFC East following the AFL/NFL merger, they sparked a heated rivalry with the Dolphins, as a controversy involving the hiring of former Colts coach Don Shula forced Miami to forfeit a first-round draft pick.The Dolphins and Colts faced off several times in the AFC playoffs during the 1970s, including the AFC championship game leading up to Super Bowl VI, which the Dolphins lost to the Dallas Cowboys.