Easter Eggs are secret content or jokes that can be found in the game. You can get secret smilies from them, secret audios or messages
In-game Easter Eggs
In the game source, it was found that there was a hidden sound called "Over9000", when playing it, it would play an audio from Dragon Ball saying "It's over nine thousand!" (The famous Nine Thousand meme)
For a time, players didn't know if it was possible to play it in EE. Until a player discovered that you could play it by dying 9000 times.
Main article: Red Ninja.
NVD added the removed red ninja smiley as a smiley, however, you can only get it through an easter egg.
Website Easter Eggs
It was found that in the EverybodyEdits website you could access a joke page saying the following:
Hai, sorry no porn here :(
Removed Easter Eggs
The Everybody Edits rick roll prank consisted in inviting someone to "your world", and linking them to a world with ID BWr1ckr01lEI that had a rick roll loop instead the Everybody Edits client.