There have been thousands of attacks by the living dead on settlements, many hundreds have been successful. Except for one, all were thanks to surprise, overpowering numbers or a slow response by the settlement. The one attack of only a handful of zombies that succeeded by great tactics was led by a zombie nicknamed as Big Daddy. Necrolabs has captured him, and his zombies, as research subjects. Now the research is done he has outlived his scientific usefulness and what better use now than bloowbowl.