The NFL is an ever-changing entity comprised of intelligent people who have dedicated their lives to discovering the slightest tactical advantage on game days. Games are often decided on a small handful of plays that turn the tide for one side. Any type of misstep or personnel edge can become a great strength or devastating weakness.
As passing-game efficiency has risen over the course of the last decade, defenses have had to adjust to become more versatile and less predictable. This includes hybrid defenders who may not have prototypical size or skill sets for one specific position, but can be utilized in various situations and alignments because of their impact defending the pass.