Chael Sonnen vs "Unnamed Rival" on a Grudge Weight Bout | UFC News

August 9, 2012 2:53 pm 69 Comments

Chael Sonnen reveals an upcoming bout with an unnamed opponent on Wed in his twitter account.

Theories of Wanderlei Silva being the unnamed opponent come to play. Over the past few years, MMA fans witness jabs between Wanderlei and Chael exchanged through different media outlets.

Share your thoughts and theories PENN Nation.

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