Vin Diesel?s The Last Witch Hunter has released two new posters for Comic-Con International: San Diego. In The Last Witch Hunter,the modern world holds many secrets, but the most astounding secret of all is that witches still live amongst us; vicious supernatural creatures intent on unleashing the Black Death upon the world. The posters show Vin Diesel's Kaulder, who is also immortal, from both of eras of the film?s plot.