The Ultimate Hunter in Westeros

What if an extraterrestrial being was dropped off in planetos. The ultimate hunter is now on the hunt for the finest warriors, knights ,kings and not to mention dragons and white walkers will too be on the run from the hunter. The predator has arrived will the knights of westeros defeat it will the Azor Ahai live up to his prophecy or will he be a skull throphy for the hunter.

i do not own any Game of thrones related things and i do now own any predator related things this is just fan fiction written in my free time