Eddy's Brother is the brother of Eddy and one of the villains that worked under Joker later under Uka Uka. He is a sadistic human being who gets joy after beating up people weaker and younger than him. He has abused Eddy all his live and he proudly admits this.
Slade Strikes Back[]
Because of this sadistic personality Joker hired him to torment the V Team, Joker kept his sociopathic bully with him until he told him to leave.
The V Team Island Adventure[]
Eddy's Brother resurfaced after Bender killed Joker and he began antagonizing Bender and his guys too under Uka Uka. Eddy's Brother unfortunately for him was murdered by Bender after Eddy's Brother killed Dr. Eggman and Bender went for vengeance on him. Like Brother Blood he was never aware of his real employer was Marcline's dad.