Flats Flounder is a secret agent at the Animal Agents Agency. He is technically one an a half in command. He works undercover and is not specifically assigned to a certain villain. He gets all kinds of different ones in his lifetime. However, he can only work efficiently under water. Once, he had to sneak into a boating school to chase down the hardcore evil criminal called Mrs. Puff, who was pretending to be a teacher. He had to pretend to be a bully and kick Spongebox Rectanglepants's butt.
- He is a secret agent