Beginning of the Colosseum (prequel)

In order to protect animals for being hunted to extinction; the entire world forms the colosseum. A manmade island where humans must hunt each other without any guns. It's purpose is all for the triller of the hunt and to out maneuver your opponents and make it out alive. However, a leader from one of the third most powerful countries in the world decides to use the colosseum for her own personal gain.