Anthony Richardson will have even more time now to catch his breath on the sideline ... as the Indianapolis Colts just benched their former first-round draft pick in favor of veteran Joe Flacco.
The team's move was announced Tuesday morning ... with Colts head coach Shane Steichen leaning on the 17-year pro as they prepare for the Minnesota Vikings on Sunday night.
It comes after the 22-year-old found himself in some hot water following the Week 8 matchup against the Houston Texans .