Organizace Underground MMA pořádala první akci 2. 10. 2009 pod názvem 'UMMA 1 - Bangalow' (A&I Hall, Bangalow, New South Wales, Australia).
Do dnešního dne uspořádala celkem 14 akcí (Austrálie).
Underground MMA
| Datum | Země | Název, adresa |
|---|---|---|
| 28.10.2011 |  | UMMA 14 - Coffs Harbour Coffs Harbour Ex-Services Bowling Club, Coffs Harbour, New South Wales, Australia |
| 22.7.2011 | | Underground MMA - Mortimer vs. Empeigne Arena Entertainment Complex, Brisbane, Queensland, Australia |
| 16.4.2011 | | UMMA 12 - Brisbane Broncos Leagues Club, Brisbane, Queensland, Australia |
| 18.2.2011 | | UMMA 11 - Coffs Harbour Coffs Harbour Ex-Services Bowling Club, Coffs Harbour, New South Wales, Australia |
| 18.12.2010 | | UMMA 10 - Caloundra Sunshine Coast Turf Club, Caloundra, Queensland, Australia |
| 8.10.2010 | | UMMA 9 - Coffs Harbour Coffs Harbour Ex-Services Bowling Club, Coffs Harbour, New South Wales, Australia |
| 4.9.2010 | | UMMA 8 - Maroochydore Maroochydore Rugby League Club, Maroochydore, Queensland, Australia |
| 27.8.2010 | | UMMA 7 - Maryborough Maryborough Showgrounds, Maryborough, Queensland, Australia |
| 29.5.2010 | | UMMA 6 - Coffs Harbour Coffs Harbour Ex-Services Bowling Club, Coffs Harbour, New South Wales, Australia |
| 27.3.2010 | | UMMA 5 - Lismore Lismore Workers Club, Lismore, New South Wales, Australia |
| 26.2.2010 | | UMMA 4 - Toowoomba USQ Clive Berghofer Recreation Centre, Toowoomba, Queensland, Australia |
| 10.12.2009 | | UMMA 3 - Port Macquarie Panthers Port Macquarie Bridge Club, Port Macquarie, New South Wales, Australia |
| 27.11.2009 | | UMMA 2 - Wollongong Beaton Park Stadium, Gwynneville, New South Wales, Australia |
| 2.10.2009 | | UMMA 1 - Bangalow A&I Hall, Bangalow, New South Wales, Australia |
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