If the 2025 season has proven anything, it’s that the San Francisco 49ers are extremely fortunate to have two quality quarterbacks on their roster. The 49ers h

The Detroit Lions loss to the Pittsburgh Steelers on Sunday secured San Francisco's place in the NFC playoff field with three games remaining in the regular season. The result, paired with the 49ers Week 15 win over the Tennessee Titans at Levi's® Stadium, locked in another postseason appearance for San Francisco.

To clinch a playoff spot the 49ers needed the Pittsburgh Steelers to beat the Detroit Lions at Ford Field on Sunday. The seven-point underdog Steelers did San Francisco a favor by upsetting the Lions 29-24 while the 49ers sat in Indianapolis awaiting their Monday night showdown with the Indianapolis Colts.

The San Francisco 49ers received a little help from the Pittsburgh Steelers and punched their ticket to the postseason.

The San Francisco 49ers won't play until Monday night in Week 16, but other games on Sunday could impact their ideal finish to the season.

This article was originally published on www.si.com/nfl/49ers/onsi as One must-start in fantasy football on the San Francisco 49ers.

The 49ers can clinch a playoff berth in Week 16 with a win over the Colts — or with help before kickoff. Here's how San Francisco gets in.

Notable odds: While the loss to the Panthers drops Tampa Bay out of playoff position for the time being, the Bucs still have a 58% shot at winning the NFC South, per The Athletic. That's because they face Carolina one more time and will hold the tiebreaker if they win that game.

The Indianapolis Colts have gone 1-5 in their last six games. Key players at impact positions are now out, and the team is sputtering to the finish line. They are significant underdogs to the San Francisco 49ers despite being at home on Monday Night Football in Week 16.