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1
- Junior dos Santos
- "Cigano"
- 21-10-0
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Current UFC heavyweight champion
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2
- Cain Velasquez
- 14-3-0
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Former UFC heavyweight champion
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3
- Alistair Overeem
- "The Demolition Man"
- 47-19-0, 1 NC
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Former Strikeforce & Dream heavyweight champion
2010 K-1 World Grand Prix Champion
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4
- Shane Carwin
- "The Engineer"
- 12-2-0
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Former UFC interim heavyweight champion
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5
- Frank Mir
- 19-13-0
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Former UFC heavyweight & interim heavyweight champion
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6
- Fabrício Werdum
- "Vai Cavalo"
- 24-9-1, 1 NC
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2007 & 2009 ADCC gold medalist - 99 kg+
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7
- Antônio Rodrigo Nogueira
- "Minotauro"
- 34-10-1, 1 NC
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Former PRIDE heavyweight champion & UFC interim heavyweight champion
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8
- Josh Barnett
- "The Warmaster"
- 35-8-0
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Former UFC heavyweight champion & last Pancrase openweight champion
2011 Strikeforce heavyweight grand prix finalist
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9
- Daniel Cormier
- "DC"
- 22-3-0, 1 NC
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Strikeforce fighter
2011 Strikeforce heavyweight grand prix finalist
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10
- Roy Nelson
- "Big Country"
- 23-19-0
-
UFC fighter
TUF Season 10 heavyweight winner