"Make new friends (or enemies)!
We get all of the details on Pat Garrett, & the real world history as well as it can be known at this time. And this is one of the places that both Rider & Famous Characters of the Old West excels. We get all of the good & the bad in one entry. The writing is straight forward, matter of fact, and too the point. The DM get's Garrett's history, carreer, and life's journey. Any one of these points in Garrett's life the player's PC's could encounter him for better or worse.