== A ==
[[ | thumb | right | 600px |PRIDE Heavyweight Champion, Affliction poster-boy, and WAMMA Heavyweight Champion Fedor Emelianenko.]]
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* Adrenaline MMA
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* Affliction
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* [[Art of War (China)]]
* [[Art of War (U.S.)]]

== B ==
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* Bellator Fighting Championships
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* BodogFight
* British Fighting Championships

== C ==
* Cage Force
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* Cage Fury FC
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* Cage Rage
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* Cage Warriors
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* CFC
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* Combate Extremo
* CSAC

== D ==
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* DEEP
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* DREAM

== E ==
* EFC
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* EliteXC
* ECF

== F ==
* FinnFight
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* Freestyle Fighting Championship (FFC)
* Full Contact Fighting Federation
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* Fury FC

== G ==
* Gladiator Challenge
* Gladiators Fighting Series
* Gracie Fighting Championships
* Grapplers Quest

== H ==
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* Hardcore Championship Fighting
* HDNet Fights
* [[HERO’S]]
* HHP

== I ==
* Icon Sport
* International Fighting Championships
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* IFL
* Impact Fighting Championship
* International Vale Tudo Championships

== J ==
* JFC
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* Jungle Fight

== K ==
* [[K-1]]
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* King of the Cage
* KSW

== L ==
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* Legend Fighting Championship

== M ==
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* M-1 Global
* MARS
* Max Fight
* Mixed Fighting Championship
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* MFC

== N ==
== O ==
== P ==
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* [[Pacific X-treme Combat]]
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* Pancrase
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* PFC
* Predador
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* Pride Fighting Championships

== Q ==
== R ==
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* Rage in the Cage
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* Ring of Combat
* Ring Wars
* RINGS
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* Rumble on the Rock

== S ==
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* Sengoku
* Shark Fights
* Shine Fights
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* Shooto
* Slamm.. Events
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* Smackgirl
* Spirit FC
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* Strikeforce

== T ==
* Tachi Palace Fights
* The Zone FC
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* Titan Fighting Championship
* TKO Major League MMA

== U ==
* URCC
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* UFC
* UFO
* Ultimate Challenge UK

== V ==
* Valley Fight
== W ==
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* WAMMA
* Warriors Realm
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* WEC
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* WFA
* World Free Fight Challenge

== X ==
* [[X-1 Main Events]]
* Xtreme Fighting Championships (XFC)
* Xtreme Fighting Organization (XFO)

== Y ==
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* YAMMA Pit Fighting

== Z ==
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* ZST