His name is yoyo.He is darkblue stickman.Like his name,his weapon is a blue yoyo and that yoyo can explode a light blue energy.He is one of the hyun's dojo community's member.He is little brother of one and he is the friend of hyun.He is playful and friendly.Some years ago,a group of soldiers attacked their city.Yoyo managed to escape because of one but one couldn't escape.And he became a servant.But then yoyo and one met again in hyun's dojo community