Which player has won the most NFL MVP awards, with five?

With which team did Fran Tarkenton play most of his career? With which team did Dick Butkus play his entire career? With which team did Troy Polamalu play his entire career? With which team did Steve Largent play his entire career? Which Giants linebacker won the NFL MVP award in 1986, a rare feat for a defensive player? Which Chiefs quarterback won NFL MVP in 2018, his first full season as a starter? Which Ravens quarterback won NFL MVP unanimously in 2019? Which Bills quarterback won the NFL MVP award for the 2024 season?