Groundster

Physiology
Groundster Has A Green Rock For A Head And Like Geodude, Has Arms, Unlike Geodude, It Has legs.

Origins
Groundster First Formed From a green rock, that green rock was rearranged by a Legendary Pokemon. the green rock started to shake, it formed arms and legs, giving it supernatural life. thus, the groundster was born.

Evolution
Groundster Does Not Evolve Unless A Groundsterinite Is used.

Etymology
Groundster's name appears to be based on the words ground and gangster.