Name Source Type L1Z1X Mindnet Twilight Imperium cybernetic-organic hybrids Lagomorphic Humanoids Adventure Time: Distant Lands Rabbit-like humanoids: Y5, Y5’ Dad and KS-2 Lallorans DC Comics' Legion of Super-Heroes Lance Corporal Dororo Sgt. Frog Large Nostril People of Boodie-Nen Invader Zim Largescale silver carp Star Wars Lavos Chrono Trigger planetary parasite Laxidasians Marvel Comics humanoid Lectroids The Adventures of Buckaroo Banzai Across the Eighth Dimension Leerans K. A. Applegate's Animorphs A yellow amphibian species with tentacles for arms that resembles a manta ray or frog. They live in the vast oceans on their homeworld, Leera, which has only one small continent of land (originally, Leerans needed to go on land to mate, but technology has made that unnecessary). Leerans have advanced psychic powers, which make them very desirable Yeerk hosts. Lekgolo Halo LegislatorsCaptive State Lenny Longlegs Adventure Time: Distant Lands Leoniders Noon Universe humanoid Lepidopterran Ben 10 In the original continuity, Lepidopterrans are quadrupedal insectoid aliens with a sharp stinger on their tail and four eyes mounted on eyestalks. In the reboot series, Lepidopterrans resemble humanoid dragonflies. Both versions can generate slime and fly at high speeds, but are frail and not particularly strong. Leviathan Farscape Bio-mechanoid (artificially engineered, living sentient spaceship. Capable of natural procreation)LeviathanMass Effect 3Giant aquatic creatures that serve as precursors and creators of the Reapers.Life FibersKill la KillThread-like creatures that can be merged with either clothing or human beings. Appear to be a hostile hive-mind with the ulterior motive of planetary destruction. Liir Sword of the Stars Limax Ben 10 Gelatinous, shapeshifting creatures who are carnivorous in nature, more specifically preying on elderly humans. They are fond of high levels of heat, but are weak to and afraid of water. Lipul Star Trek Lithians James Blish's A Case of Conscience Little Guys 2300 AD Livrai Joe Haldeman's Mindbridge Lizard DoggoSatisfactory Lk (fungi type alien) Star Control 3 Llorn The Haunted Stars Neckless bipeds who veil themselves and their spacecraft in shadow. Soft-spoken but powerful. Feared on the planet Ryn, whose empire they destroyed 30 thousand years ago. Loboan Ben 10 Loboans are humanoid wolf-like aliens from the moon Luna Lobo. Alongside enhanced strength, speed, hearing, and agility, they can see in the dark and unleash powerful sonic howls. Lobster Men X-COM: Terror from the Deep Locust Gears of War Aliens that originate from beneath the surface of the Earth. Intent on destroying humanity. Logrians The History of the Galaxy series Lohvo Sluggy Freelance Lombaxes Ratchet & Clank Loomi Space Patrol Creatures inhabiting Jupiter with heat-retaining skinsLoric Lorien Legacies A peaceful race from the planet Lorien, who were almost wiped out by another alien race, the Mogadorians. They currently reside on Earth. Lorwardians Kim Possible humanoid Lucratians Utopia Lumas Super Mario Galaxy, Super Mario Galaxy 2 Luminoth Metroid Prime 2: Echoes A peaceful race that worships "Light of Aether." Fight against Ing for control of homeworld. Only a single Luminoth is ever encountered, known as U-Mos. Lunarians Final Fantasy IV (月の民, Tsuki no tami?, lit. "Moon People"); light-haired humanoid beings from the Moon. Lunarian Touhou Project A humanoid alien race that lives on the Earth's moon. Notable members of the race would be Kaguya Houraisan and Eirin Yagokoro. Lunatone Pokémon Lurian Star Trek Lurmans Doctor Who Humanoid Luxans Farscape Humanoid Ly-Cilph The Night's Dawn Trilogy Lycocians Star Trek Lyrans Star Fleet Universe