Getty Denver Broncos safety Devon Key. As any NFL head coach will happily tell you — teams can’t just be built around stars. Teams need heaps of critical role players to make them go. If you don’t have those types of players supporting your very best players, you’re probably cooked. On the Denver Broncos , another critical player to the team’s success is back after special teams ace, safety and 4-year veteran Devon Key signed his exclusive rights tender, according to Pro Football Talk’s Charean