War Beasts, Monstrous Beasts, Monsters, Cavalry mounts, Monstrous Cavalry mounts and beasts pulling Chariots require 6's to hit the bearer. In addition, the wearer can attempt to take control of any one creature belonging to the above Troop Types at the start of each close combat phase. Each player roll a D6 and add the unmodified Leadership of the wearer of the Collar and the beast he is trying to control. If the Orc player scores equal or higher, he takes control of the beast who will now attack any friendly models in base contact for the remainder of the close combat phase. If the Orc player scores lower, the beast may act normally this turn.