We love these cartoon aliens! For this list, well be looking at the coolest, craziest, and most collectively badass extra-terrestrial species from the Adult Swim comedy sci-fi. Our countdown includes Gromflomites, Fart, Bird People, and more! Whats your favorite type of alien from Rick and Morty? Any we missed? Let us know in the comments!. Watch more great Rick and Morty videos here: Top 10 Saddest Rick And Morty Moments: