Question: who are the mma champions?
Answer: UFC: Stipe Miocic. Bellator: Ryan Bader. ...  UFC: Jon Jones. Bellator: Ryan Bader. ...  UFC: Israel Adesanya. Bellator: Vacant. ...  UFC: Kamaru Usman. Bellator: Douglas Lima. ...  UFC: Khabib Nurmagomedov. Bellator: Patricio Freire. ...  UFC: Alexander Volkanovski. Bellator: Patricio Freire. ...  UFC: Petr Yan. Bellator: Vacant. ...  UFC: Deiveson Figueiredo.