After failing to top the 100-yard mark in his previous five games, Indianapolis Colts running back Marlon Mack saw a major bump in volume versus the Dallas Cowboys' defense, racking up a career-high 139 yards rushing and two touchdowns on 27 carries. And with a Week 16 matchup against the New York Giants, managers have a decision to make on Mack for the fantasy championship.
Let's discuss why the Colts running back found open daylight on Sunday, hit on Dalvin Cook's run-game touches, the deep-ball production of Bills rookie wide receiver Robert Foster and another monster day for Derrick Henry.
Here are the Week 15 fantasy takeaways.