The Big Bad Wool is the antagonist of the play, Fairy Fables, on the online children's game, Club Penguin. He is based upon The Big Bad Wolf. He is a sheep and likes to eat croissants. Just like Squidzoid his costume can be bought on the site. Except for Fairy Fables, he also appears on the Penguin Play Awards.
- The Big Bad Wool is able to blow down trees and other stuff. This is also based upon the Big Bad Wolf.
- At the end of the play, Prince Redhood, the hero of the play, shares his croissants with the Big Bad Wool.
- Just like Squidzoid, The Big Bad Whool is actually a penguin in a costume who acts in a play.