In his best game of the season -- Week 4 versus the New England Patriots -- Jordan Mason finished with 22.0 fantasy points. His stat line: 24 carries, 123 yards, 1 TD; 2 receptions, 37 yards. Mason picked up 1.8 fantasy points -- 6 carries, 18 yards -- in his worst game of the season. That was in Week 8 against the Dallas Cowboys.

An injured backup entering his bye week typically checks all the boxes for a droppable player. That might not be the case with Jordan Mason. The San Franciso 49ers running back averages the fifth-most rushing yards per game (85.

Yahoo Sports fantasy analyst Matt Harmon and fantasy contributor Sal Vetri detail why it's time to acquire the San Francisco 49ers running back in fantasy. Hear the full conversation on the “Yahoo Fantasy Forecast” podcast - and subscribe on Apple Podcasts,

"Keep it Open or Close it Out" starts with the Cowboys-49ers Sunday Night Football matchup, with the FFHH crew in on Jordan Mason but out on Dak Prescott. They then decide whether to start or sit Tyrone Tracy Jr.

When RB Jordan Mason and the San Francisco 49ers clash with the Dallas Cowboys in Week 8 on Sunday at 8:20 PM ET, they will be facing off against the Cowboys' 27th-ranked run D, which is surrendering 143.2 rushing yards per game.