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CJ Muff, also known as Birmingham, is a character that is mentioned multiple times throughout 12 Oz. Mouse. Roostre explains that Muff was able to escape Q109 and he was one of his closest friends.

He finally appears in "Farewell", as he is shown to be a glowing orb, resembling Archeus. His form before he escaped Q109 Is never shown and is unknown.

In the episode "Prime Time Nursery Rhyme", Sirus revealed to Roostre that he is CJ Muff, though its unknown if this is true or not.


There's not that much about CJ Muff's true form, It's orb form is colored blue and its flashing.


Alliances & Friendships[]

His main alliance/friendship is Roostre seems to be unknown but he knows about Roostre due to them being friends though all of it remains unexplained. He met Liquor when he was set free after Roostre's Hand was connected to Roostre and the Corn-Droid was released, Muff inquires where Fitz is, and tells Liquor that the asprind fields must be destroyed by being burned as Liquor knew about the fields, Muff says "they'll meet at the river", but they'll need Fitz as Liquor will follow the Corn-Droid.


CJ Muff's enemies are implied to be both Shark and Rectangular Businessman, for example when CJ Muff was heard on a monitor in "First 12", as he mentions something about a Shark bursting though at his door while he is trying to sleep.

Episode appearances:[]


  • CJ's true form is only shown in "Farewell." Though, what he looked like before he escaped Q109 is unknown.
  • Even though, he was somewhat of an important character in the series, CJ does not appear in the 12 Oz. Mouse special titled "Invictus."