Cosmo, featured in Marvel's "Guardians of the Galaxy," is a telepathic Soviet space dog with enhanced intelligence and cybernetic enhancements. Originally a stray Moscow pup sent into space, Cosmo developed psionic abilities. Serving as the security chief of Knowhere, a celestial outpost, he communicates telepathically and possesses a charming, humorous demeanor. Despite his rugged appearance, Cosmo plays a vital role in the cosmic adventures of the Guardians, offering unique insights and assistance with his psychic abilities.