The Atlanta Falcons are set to sign Brian Robinson Jr. as their No. 2 running back, replacing Tyler Allgeier. This move adds to a strong running back team that includes reigning first-team All-Pro ballcarrier Bijan Robinson. This could be the most prolific running back duo in football. The Detroit Lions recently traded Jahmyr Gibbs and David Montgomery to the Houston Texans, ending a legendary run that saw the duo thrive. The Los Angeles Rams, the Buffalo Bills, and the Detroit Lions also have strong running backs. Here are the eight best running back tandems in the NFL after the 2026 offseason's first wave of free agency.