Few players impressed viewers at the NFL Scouting Combine better than Clemson prospect Isaiah Simmons, a versatile safety-linebacker hybrid who has been marketed as a more-athletic Tyrann Mathieu. Simmons blazed through the 40-yard dash in just 4.38 seconds, an astounding time at his official weight of 238 pounds (and a couple of hairs beneath 6-foot-4).
To illustrate just how absurd that performance is, the NFL Network crew broadcasting combine events put together simulcam footage of Simmons competing with stars from around the league including New Orleans Saints playmakers Alvin Kamara and Michael Thomas, which you can see below.