Walking through third-earth, you see a huge and imposing cat-shaped lair. You've heard rumors and stories all over the planet, talking about the ThunderCats, some feline heroes fallen from space, and living in that lair. Out of curiosity you decide to approach and knock on the door... The door opens and out comes a peculiar figure, resembling a humanoid lion:

Hey! I'm Lion-O, Lord of the Thundercats! What's the matter?