Organizace Mainstream MMA pořádala první akci 18. 11. 2005 pod názvem 'Mainstream MMA 1 - Inception' (Veterans Memorial Coliseum, Cedar Rapids, Iowa, United States).
Do dnešního dne uspořádala celkem 12 akcí (USA).
Mainstream MMA
| Datum | Země | Název, adresa |
|---|---|---|
| 21.8.2010 |  | Mainstream MMA - Swing Back Hawkeye Downs Expo Center, Cedar Rapids, Iowa, United States |
| 22.8.2009 | | Mainstream MMA - Mehmen vs. Monaghan Diamond Jo Casino, Dubuque, Iowa, United States |
| 13.9.2008 | | Mainstream MMA 10 - Reloaded Dubuque Greyhound Park and Casino, Dubuque, Iowa, United States |
| 5.4.2008 | | Mainstream MMA 9 - New Era Cedar Rapids, Iowa, United States, United States |
| 26.1.2008 | | Mainstream MMA 8 - Cold War Cedar Rapids, Iowa, United States, United States |
| 20.10.2007 | | Mainstream MMA 7 - Vengeance Cedar Rapids, Iowa, United States, United States |
| 14.7.2007 | | Mainstream MMA 6 - Evolution Dubuque Greyhound Park and Casino, Dubuque, Iowa, United States |
| 10.2.2007 | | Mainstream MMA 5 - Heavy Duty Veterans Memorial Coliseum, Cedar Rapids, Iowa, United States |
| 6.1.2007 | | Mainstream MMA 4 - Epic Veterans Memorial Coliseum, Cedar Rapids, Iowa, United States |
| 12.8.2006 | | Mainstream MMA 3 - Inferno Veterans Memorial Coliseum, Cedar Rapids, Iowa, United States |
| 25.3.2006 | | Mainstream MMA 2 - The Calling Veterans Memorial Coliseum, Cedar Rapids, Iowa, United States |
| 18.11.2005 | | Mainstream MMA 1 - Inception Veterans Memorial Coliseum, Cedar Rapids, Iowa, United States |
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