Today i will show you some hidden files i found in the game files of five nights at freddys 3..
Lets start with the normal puppet and Freddy's paperplate!:
Now, this is not much hidden, its the backdrop of the office:
Now again the puppet, but his face!
Now, the Bonnie paperplate!
Now.. Our hidden golden freddy!
That's all "hidden" things I could find, dont say i forgot "Shadow Bonnie", it's just the plushie.