Not in the game, but

tutorial leaked

"I don't know why Scott decided to scrap this FNAF game (it's unclear whether it was supposed to come out after FNAF 3 or FNAF 4), but we know there's evidence of its existence" - Anonymous User

Man & Wife.

HappyBunny

Cater & Toru in the office

Fazbear's 1985 Preview Gameplay (Some SFX will not be included in the final version and sorry for the bad quality.)

OMG DUDE WHAT

First Reveal! Garvey the living corpse

o, a beta build found