Shidokan Germany will host the fourth edition of the hottest and toughest MMA competition in Germany "Fists of Fury" on June 30th 2007 in the Jahn Sporthalle in Stuttgart. As an additional bonus event to the two-day Grappling World Championships "Tsunami Fighting Championships" on June 30th and July 1st in the same venue, "Fists of Fury 4: Rebirth!" will bring some of the best MMA fighters from all around Europe and Brazil into the ring.