Planet X

Planet X is a planet from the outer Solar System. In Season 3, along with Enceladus, he became evil.

Appearance
Planet X is colored dark sea green.

Personality
Planet X is rude and ruthless, until he was controlled by Planet Y.

Moons

 * Enceladus

Friends

 * Planet Y

Minions

 * Demon Planets

Enemies

 * Greeney
 * Saturn
 * Jupiter
 * Neptune
 * Triton
 * Uranus
 * Metadexium
 * Fifth Giant
 * Color Planets
 * Pluto