The resemblance was somewhat evident; they were both undersized shooting guards with a knack for getting to the rim. The 6-foot-4 Wade hung his hat on the defensive end of the floor, and he's probably the greatest shot-blocking guard in NBA history. Donovan Mitchell's defensive limitations are a big problem for the CavaliersMitchell is about to enter his tenth year in the Association. That alone exposes him on the defensive end of the floor, as he's often forced to take the opposing team's point guard. The Cavaliers have a point guard-sized shooting guard who can't defend point guards.