Organizace Ultimate Showdown (Montana) pořádala první akci 27. 11. 2010 pod názvem 'Ultimate Showdown - Glendive Ground and Pound' (Glendive, Montana, United States, United States).
Do dnešního dne uspořádala celkem 5 akcí (USA).
Ultimate Showdown (Montana)
| Datum | Země | Název, adresa |
|---|---|---|
| 6.4.2013 |  | Ultimate Showdown - Sidney Slam 8 Ranger Arena, Sidney, Montana, United States |
| 19.5.2012 | | Ultimate Showdown - Blowout Williston Raymond Center, Williston Basin, North Dakota, United States |
| 7.4.2012 | | Ultimate Showdown - Sidney Slam 6 Ranger Arena, Sidney, Montana, United States |
| 22.4.2011 | | Ultimate Showdown - Sidney Slam 5 Ranger Arena, Sidney, Montana, United States |
| 27.11.2010 | | Ultimate Showdown - Glendive Ground and Pound Glendive, Montana, United States, United States |