This a Great RB Drill called Duce Staley Drill aka "slow feet don't eat drill". This is definitely a NFL combine RB Drill that display a Running Back agility movement & balance. This is definitely a drill that should be performed on the high school level.

The Duce Staley drill is a high-intensity running back agility drill focusing on footwork, vision, and rapid decision-making to replicate game scenarios. It enhances cutting ability, balance, and change-of-direction speed, while also acting as a high-intensity conditioning tool.