The human designs from the first to the third game are made by Pole Bear
Baby was drawn by Kizyko on Deviantart
Mangle was drawn by Bunnybon99 on Tumblr
Rockstar Freddy was drawn by @eb4ne on Twitter
William and phone guy were drawn by Yakoi44 on Deviantart
I only separated the silhouette and added the earphones. I do not take any credit for the drawings