In the Monster World, being called a rotten egg is considered a compliment! After all, it means that you've been around a while and no one has thrown you out yet!


The Rotten Egg looks like a giant cracked egg containing a green liquid with a visible odor.


Rotten Egg is a Seasonal Decoration, only available for purchase during Eggs-Travaganza . Any that are bought will remain after the season ends.

Monsters who Like it

The following monsters will have their happiness increased by 25% when near one of these.

Monster Island(s)
Epic Blabbit
Epic Blabbit

Click here to view a complete list of all monsters' likes.


  • The stink of real-world rotten eggs comes from invisible hydrogen sulfide gas, produced by bacteria from the sulfur-rich egg yolks.



Market Happiness Likes
Community content is available under CC-BY-SA unless otherwise noted.