Guardian DogCosmo is a good dog. He not only can talk, which makes communication a breeze, but like most canines, he is also great for security. It makes sense, as in Marvel Comics, he is a lost soviet dog who gained learned to speak (literally) and became the Chief of Security for the Guardians of the Galaxy. If you want to add this officially licensed Marvel Funko POP to your collection, rescue this POP! Marvel: Guardians of the Galaxy: Volume 3 – Cosmo Vinyl Figure.