| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 21.5.2010 |  | AMMA 3 - Trilogy Wesbild Centre, Vernon, British Columbia, Colombia | Aggression MMA |
| 21.5.2010 |  | CF - Combat Fight Carolina Municipal Gymnasium, Carolina, Maranhao, Brazil | Combat Fight |
| 21.5.2010 |  | FBMMA - Bar Room Brawl 3 Sedalia, Missouri, United States, United States | First Blood |
| 21.5.2010 | | FK - Fight Kings 1 Centro Civico, Salt Lake City, Utah, United States | Fight King |
| 21.5.2010 |  | Fury 1 - Clash of the Titans City of Dreams Grand Hyatt Ballroom, Cotai, Macau | Fury |
| 21.5.2010 |  | Challenge Cup - Mix Fight 2 Agava Nightclub, Sochi, Krasnodar Krai, Russia | Challenge Cup Mix Fight |
| 21.5.2010 |  | K-1 - World GP 2010 Bucharest Romexpo, Bucharest, Romania, Oman | K-1 |
| 21.5.2010 | | KAVT - Kenner Academy Vale Tudo Belem, Para, Brazil, Brazil | Kenner Academy Vale Tudo |
| 21.5.2010 |  | Maxfight - Warriors 13 Winter Palace of Sports, Sofia, Bulgaria, Bulgaria | Maxfight |
| 21.5.2010 | | Moosin - God of Martial Arts DCU Center, Worcester, Massachusetts, United States | Moosin |
| 21.5.2010 | | PCFC - Paramount Cage Fighting Challenge 1 Washington, Pennsylvania, United States, United States | Paramount Cage Fighting Challenge |
| 21.5.2010 | | Pro 1 MMA 1 - Origins Freedom Hall Civic Center, Johnson City, Tennessee, United States | Fight Time MMA |
| 21.5.2010 | | Seconds Out / Vivid MMA - Combat on Capital Hill 1 St. Paul Armory, St. Paul, Minnesota, United States | Seconds Out/Vivid MMA |
| 21.5.2010 |  | SKC 2 - Supreme Kombat Challenge 2 Guadalajara, Jalisco, Mexico | Supreme Kombat Challenge |
| 21.5.2010 | | Strikeforce - Challengers 8 Rose Garden Arena, Portland, Oregon, United States | Strikeforce |
| 21.5.2010 | | Trench Warz 12 - Battle Brawl Royal Taga Hall, West Beach, Saipan, Northern Mariana Islands | Trench Warz |
| 21.5.2010 | | UCE - Ultimate Combat Experience Club Vegas, Salt Lake City, Utah, United States | Ultimate Combat Experience |
| 21.5.2010 | | USMTA-NAL - Guerra De Los Imperios La Paz, Mexico, Mexico | United States Muay Thai Association |