Easily one of the scariest, if not the scariest, animatronics in the franchise is Nightmare Fredbear from FNAF 4. This creation takes the Golden Freddy form and becomes a terrifying monstrosity.

Undoubtedly, the principal villain of the FNAF world is William Afton, AKA "Purple Guy." He was given this name by fans based on his appearance in the FNAF 2 mini-games. Though the animatronics ...