attle King, others called him the Sheep Slayer. But Mart was just a hardworking cattleman who believed in fair play and protecting his own. That's just what he did when he chased John Robineau's sheep off his spread. The Tincup Ranch was cow country and it was going to stay that way. Joliffe didn't think he would push Robineau to take his own life -- or make Robineau's daughter crazy enough to hire the territory's deadliest gunslinger to end his.