The DeMarini Vexxum BBCOR Baseball Bat (DXVNC) is ideal for contact hitters. The Vexxum is a very well balanced design which is preferred by contact hitters. The Vexxum is a very well balanced design which is preferred by contact hitters.5/5(33). DeMarini Vexxum Adult Baseball Bat - BBCOR Approved The new DeMarini Vexxum adult baseball bat. This new introduction from DeMarini is a classic model with awesome performance. BBCOR approved, this bat features a revolutionary blend of an aluminum barrel joined by direct-connect power transfer technology to a custom . The Original Gangster and the Half and Half Bat That Put DeMarini on the Map- The Sweet Science of Destruction. This thug has been crushing it for years and is as mean as ever. Vexxum was an off the rails, over the edge bat, radical departure from the status quo. It was the first of its kind and it /5(15).