The San Francisco 49ers are set to face off against the Detroit Lions in Week 17, marking a rematch of last season’s thrilling NFC Championship Game. However, what was once poised to be a potential playoff preview has now turned into a matchup that highlights just how much the landscape of both teams has shifted over the past year.

Instead of a highly anticipated encounter between two Super Bowl-caliber contenders, next Monday’s reunion between these two teams—who delivered one of the most memorable games of the 2023 postseason—will see the 49ers coming off a season riddled with injuries and inconsistency, while the Lions are surging with newfound confidence and momentum. The 49ers, who were favorites to make another Super Bowl run, are now stumbling through a dreadful campaign defined by an inability to finish games and a string of injuries that have derailed their season.

The latest blow came this past Sunday with a painful loss to the Miami Dolphins, dropping the 49ers’ record to 6-9 on the season. This stands in stark contrast to the Lions, who have grown stronger since their heartbreaking collapse in last season’s title game, overcoming adversity to become one of the most impressive teams in the NFL this year.

The odds for next Monday’s matchup reflect this dramatic turn of events. According to OddsTrader, the 49ers have opened as 3.5-point underdogs against the Lions for their final home game of the season. To put this into perspective, last January, the 49ers were seven-point favorites going into the NFC Championship Game, a game they eventually won 34-31. Fast forward 11 months, and the 49ers find themselves on the opposite side of the betting line, a staggering 10.5-point swing in such a short span.

This shift in fortunes is a sobering reminder of how far the 49ers have fallen, as they now struggle to regain their identity amidst injuries and mounting disappointment. The Lions, on the other hand, have risen to prominence, establishing themselves as legitimate playoff contenders.

For 49ers fans, this Monday Night Football clash could be a hard pill to swallow. The team’s decline has been swift and painful, and with each passing week, the end of the season can’t come soon enough for a franchise that had so much promise just a year ago. While the Lions’ path to the playoffs seems clear, the 49ers are left to regroup, trying to salvage what’s left of a once-promising season and assess how they move forward from here.