Rock aliens

The rock aliens are the inhabitants of the rock alien homeworld. They are basically made up from rocks, but has an advanced civilisation that uses money, clothing, magic-like force powers and space travel through asteroids.

Biology
The rock aliens can apparently live for an extremely long time, even millions of years, as evident by a rock alien saying "I have nothing to do for the next eight million years".

Known rock aliens

 * Rock alien
 * Borax Kid
 * Small rock alien