Blue is an unknown blue suit has no endoskeleton but is very capable of supporting himself. Blue is different, because when the player wears the mask, he will quickly leave but if not, he will quickly attack.
"Uh hey man everything fine? Yeah good to know anyway so if you notice a blue animatronic that has two limbs I guess, so that's Blue. Eh, he seems to move spots from Adventure room... suprisngly the kids love him.."
- Blue is the only character in the game that moves right away at night 1, although moves very slow on that night.
- Blue's behavior resembles Springtrap ad Golden Freddy.
- He looks similar to his 8-bit form.