Easter Eggs

An Easter Egg is an in-game extra, often added as a joke or a hidden message by the developers.

Notable Instances[]

The various death mini-games.
Freddy nose honk on Toy Freddy's nose, on the left poster.
Hallucinations
Endo 02
JJ
You can skip the night by hovering over Toy Freddy's nose on the left poster and pressing C, D, and +.
You can also unlock Night 6 and 7 with C, D, and 1 or 2.

Sometimes, the posters of Freddy in CAM 10 can be replaced with posters of Spring Bonnie.
Freddy nose honk on the poster above the box.
Shadow Freddy can appear in the Office. It has no affect on the gameplay.
A paper plate of Bonnie from FNaF 2 can appear in the office.
The minigames that the player needs to complete in order to get the good ending.

In a minigame, Purple Guy can be seen fitting someone into a Spring Bonnie suit in the back room, Before closing the door.
Another minigame has a TV which you can turn on, which will show a few looping images of a show called Fredbear and Friends, and includes Fredbear, Freddy, Chica, and likely other animatronics. It also shows a screen dating the show at the year 1983, which is likely the year the game takes place in.
Freddy nose honk by clicking the plushie on the bed
You can skip the night by pressing C on the Warning screen to enable Developer Cheats then whilst in a night pressing S, C, and 6.
Alternatively you can press S, C, and 4 with Developer Cheats Enabled to skip to 4AM.

Freddy's nose on the main menu honks when clicked.
In the Lake ending, you can walk over to Old Man Consequences, which will trigger his text and the ending. However, you can alternatively walk to the middle of the top of the lake and begin pressing left and right in quick succession, which will send you downward to the center of the lake. The game then cuts to a scene of Flipside Freddy rapidly falling down across the screen on loop for about two minutes, before again switching to a flashing screen with 8 solid colors on loop, which features a gray person with their arms around two smaller dark gray people, watching the flashing colors.

Yenndo appears in the Funtime Auditorium sometimes, instead of Funtime Foxy.
Lolbit sometimes replaces the Ennard mask above the Primary Control Module.
The monitors in the will show the rooms from FNaF 4 when the code 1983 is entered on the nearby keypad in the private room of the Ennard boss fight.
Upon death, blueprints for Funtime Freddy, Funtime Foxy, Ballora, and Circus Baby
A baby crying sound plays when clicking on either Ennard or Lolbit's nose in the Primary Control Module. The baby heads to the left also make various noises when their noses are pressed, although one does not.
In similar fashion, the Circus Baby auditorium and elevator keypads and other electronics can be clicked to activate various beeping noises.
A Minireena can occasionally appear in the popcorn tub during the TV cutscenes.
In addition, the nose of the Fredbear plush in the Custom Night and Ennard fight features a nose honk.

Lefty's alley screen includes a poster which depicts an old man in a purple suit holding a ventriloquist doll of himself, was well as a clown holding the chain to a bear. Some have theorised this is a metaphor for the Aftons, with the man being William, the doll being Michael, the clown being Baby, and the bear being Crying Child. It also includes a poster for the Puppet.
Scrap Baby's alley screen also depicts this clown. It also includes a poster for Twisted Wolf.
Scraptrap's alley screen depicts a Halloween poster, meaning this game is set around Halloween.
Helpy's nose during the vent segments can be honked.
In the "Make a Pizza" section of the troll minigame, designing a pizza with onions, mushrooms, olives, and peppers grants an additional $100 upon starting.

Tangle, Whiterabbit, and Bouncepot (from FNaF World) can randomly appear on the desk when the player closes the monitor.
Putting only Withered Golden Freddy on 1 and using the Death Coin on him leads to the Fredbear jumpscare.
Putting only Old Man Consequences at 1 and catching a fish will result in being sent to the 4th layer deep area from FNaF World where Old Man Consequences is there. Speaking with him here will result in him saying, "Come and sit with me for a while," and "Leave the demon to his demons. Rest your own soul. There is nothing else." The player then exits by drowning themself in the pond in the same way as FNaF World, which actually causes the game to crash before we can see the gray people.
- As well as this, a droning ambience is heard, which, when sped up is the distorted sound of a man screaming. This is widely considered William Afton, suffering in Hell.
- The original version of the ambience.
- The sped up version of the ambience.
A distorted child's face, widely presumed to be "The One You Should Not Have Killed" can occasionally be seen in gameplay and the game over screen.
The nose of the Freddy plush on the desk can be honked.

Helpy appearing behind the Monitor
The stage will occasionally open. It can either peek open or it can open entirely.
The Endoskeleton can occasionally appear when loading up a night in the FNaF 2 section.
Minireena will occasionally appear in Plushtrap's minigame, appearing in one of the doors.
Coffee will appear on the desk in FNaF 3 occasionally.
Upon collecting all the tapes, Glitchtrap will appear behind you in the Tape Room.
In an update, pressing the button on the Exotic Butters box showed Lolbit's Please Stand By icon on the screen in the upper left of the Prize Corner.
Lolbit or Yenndo can sometimes appear in the Dark Rooms level instead of Funtime Foxy.
Nightmare Endo can sometimes appear in the hallways in levels that take place in the FNaF 4 location.

Freddy's nose in the shop menu can be honked.
- This honk box stays even when the shop icon does not contain Freddy, or when Freddy is in a different location.