Endo-01

"'Why did you do this?!' - Endo-01's 1st line"Endo-01 is the endoskeleton of Freddy Fazbear, Bonnie & Chica who appears in FNAF: The Series, who debuts in episode 4.

Appearance
He is a slender endoskeleton who has a square head that has blue, purple or red eyes.

Personality
He is a tempermental and irritated endoskeleton who would usually blame anyone for harming him.

Trivia

 * He is the 1st endoskeleton to talk on the show.
 * He is one of the many endoskeletons.
 * Despite being a endoskeleton, he is described as a skeleton.
 * According to his debut episode, he seems to eat tacos.