The elder of the two Ferengi brothers who were mentored by Quark, Arrock is something of an impulsive hot head, which hasn’t exactly made him the ideal business owner. However, his stubborn streak makes him an excellent negotiator, always walking away on the winning side of every deal. Balanced out by his brother’s more aloof nature, he has managed to make a decent name for himself in the cut-throat world of Ferengi enterprise.