Something Purdy had in common with 44-year-old Philip Rivers on Monday — mental sharpness, which came in handy in a big Monday night win.

Brock Purdy continued to show little respect for his elders as the San Francisco 49ers beat Philip Rivers and the Colts, spoiling the show for a national audience.

Brock Purdy dominates MNF vs the Colts, with each touchdown reinforcing a historic trend of double-digit wins.

His game plan was far too simple. Colts quarterback Philip Rivers threw nothing but duck balls all night, but he was able to dissect the Niners’ 4-2-5 over look, which dropped back to quarters (Cover 4) or a basic Cover 3 nearly every snap.

Brock Purdy starred as the San Francisco 49ers sealed a resounding 48-27 win over the Indianapolis Colts on Monday night. The 25-year-old quarterback completed 25 out of 34 passes for 295 with a

Brock Purdy threw a career-high five touchdown passes and Dee Winters returned an interception of Philip Rivers' final pass 74 yards for a score to lead the San Francisco 49ers to a 48-27 victory over the Indianapolis Colts on Monday night.

Brock Purdy had a career night on Monday, and he achieved a feat not seen by a Niners QB since Steve Young in 1994.

San Francisco 49ers quarterback Brock Purdy completes a 17-yard pass to wide receiver Jauan Jennings. Indianapolis Colts quarterback Philip Rivers completes a 19-yard pass to tight end Tyler Warren. Indianapolis Colts running back Jonathan Taylor sneaks into the end zone for a 1-yard touchdown.