Hero's is the world's premier Mixed Martial Arts event, which brings together competitions of various fighting styles to compete under full-contact MMA rules. Punch, kick, knee, elbow, grapple and submit - Hero's is 100% pure Mixed Martial Arts entertainment! The 2007 Middleweight World Championship comes to an explosive conclusion with a 4-man tournament featuring four of the best-ever fighters in the Hero's ranks: J.Z. Calvan, Caol Uno, Andre Dida and Vitor 'Shaolin' Ribeiro all square up to see who really deserves to wear the Championship belt! Also on the card, Norifumi 'Kid' Yamamoto makes his comeback to Hero's, tough Croatian fighter Zeig 'Benkel' Galesic makes his Hero's debut, Alistair Overeem faces Sergel Kharitonov in a highly-anticipated rematch and Melvin Manhoef takes on Fabio Silva from Brazil's Chute Boxe Academy in a true bad-blood battle!