Marvel

Plutonians bodies are completely covered by facets that are crystalline in appearance. This design was so that they could withstand the extreme temperatures of their world. Martinex became the last surviving Plutonian after the Badoon exterminated all the other Plutonians.

Rick and Morty

Plutonians are the citizens of Pluto. A large portion of the Plutonians are actively promoting Pluto as a planet and not a rock. Pluto is governed by King Flippy Nips.