Steve Spagnuolo was interviewed by several teams during this hiring cycle, and for good reason: He's long been considered one of the best defensive minds in the game.

Defensive coordinator Steve Spagnuolo's use of the blitz could be Chiefs' key to beating the Bills in the AFC Championship Game on Sunday.

The situation came on the other side of the two-minute warning on Sunday night. With Kansas City clinging to a 32-29 lead, Allen and the Bills faced a do-or-die 4th-and-5 situation on their own 47-yard line. With Buffalo holding all three of their timeouts, Sean McDermott left his offense on the field to try and convert fourth down.

The man affectionately known as “Spags” has a deep, complicated playbook that can leave heads spinning, but what really makes him stand out are the exotic blitzes that can come from any