B-ChanA familiar robot with a mysterious past and an IQ of 900. He is the co-founder and resident inventor of GB Clubs. With his amazing inventions and explosive destructive skills, he hopes to prove to the world that he is more than just a robot.

MasaoThe youngest of the group, this energetic little hippo is an absolute sports fanatic. His multi-faceted talents and incredible speed have made the GB Club an incredible delivery man as well as a force to be reckoned with. Just be careful and make sure he is well fed!

PenjiThe GB club hired his brother, who is muscular and everyone's protector. What Penge lacks in intelligence, he makes up for with his immense strength and caring nature. After being expelled from his former group, he joins the GB club and reinvents himself as its indomitable shield.

KaiThe oldest of the group, he is a nihilistic punk with an unmatched guitar ear. After a tragic event in his youth led him down a dark path, will the GB club ever let this amphibious bard play again?

Baiza⚠Warning! ⚠Don't be fooled by its adorable shark-like appearance and expressionless demeanor. This unpredictable alien is wanted as a sniper on several planets. Originally sent to scout neighboring galaxies, Biza becomes fascinated by the heroes of the western frontier planets. His lack of understanding leads him to unwittingly join the GB club as a wild and crazy sniper.