It's an activated charcoal rub that helps build incredible sear and crust. Hardcore Carnivore Black is the ultimate rub for beef and red meat. It's packed with quality ingredients that enhance the flavor of your meat without overpowering it. HCB is incredible on steaks and creates the most epic bark on brisket and BBQ meats. Flavor profile - classic spices like garlic and coarse black pepper with a subtle flavor to let the meat do the talking.