Strikeforce held tournaments in the men's heavyweight division from 2011–2012, and one-night tournaments in the men's middleweight divisions in November 2007 and the women's bantamweight division in August 2010.
Strikeforce held tournaments in the men's heavyweight division from 2011–2012, and one-night tournaments in the men's middleweight divisions in November 2007 and the women's bantamweight division in August 2010.