Jyu-Oh-Sei: Planet of the Beast King is a tV series anime that premiered in spring 2006, produced by bones.

About the production: the story comes from a manga, there are 11 episodes of about 22 minutes and its current status is "finished".

Its main genres are action, adventure, drama, mystery and sci-fi, with themes such as Survival, Male Protagonist, Prison and Shoujo.

On AniList, Jyu-Oh-Sei: Planet of the Beast King has an average score of 66%, a good score, and appears on 12,584 users' lists.

Thor and his twin brother, Rai, are cast off to a forsaken planet by unknown masked men after witnessing the suspicious death of their parents. Given only a beam knife and a smelly satchel, they wander together in search of civilization on the primarily plant based world. They soon discover the plants have the advantage. Only the strong survive; the ones who throw away their humanity and become the beasts humans once were. (Source: Anime News Network)

Official synopsis from AniList.