Cosmo Kong is able to be purchased in its basic version for 500 in the one-time Surprise Offer when a player reaches Fame Level 37.
Cosmo Kong is a gorilla in a spacesuit equipped with a laser cannon on its back.
- Attack: Very High
- Life: Resistant
- Speed: Slow
"There is no messing around when it comes to Cosmo Kong. He loves the fight and uses his brawn to do some damage. But it's not all about the fighting, in his spare time CK enjoys other activities such as eating bananas, kart racing and throwing barrels at plumbers."
- It's a reference to The Karmans from the miniature game AT-43.
- Its Mutopedia Entry stating "kart racing and throwing barrels at plumbers" is a reference to Donkey Kong.