Game Theory: Five Nights at Freddy's S02 E17 Return to the pit

Welcome back to MatPat has too many FNAF theories, that he needs to put multiple in an episode! Today we are going to cover 3 more short Five Nights At Freddy's theories, focusing mainly on the new books. From more information on the ever important Cassidy, to William Afton's time travel shenanigans, there is a LOT to cover! Let's dive into this time traveling ball pit, shall we?