Total package Barnett also GP darkhorse

Brett Rogers, left, and Josh Barnett are set to do battle Saturday. Ed Mulholland for ESPN.com

Former UFC champion Josh Barnett believes he has the most all-around ability of any fighter in the Strikeforce heavyweight grand prix -- and the mean streak to go with it. The 33-year-old will put his self-belief to the test when he meets Brett Rogers in one of the tournament’s quarterfinals on Saturday in Dallas. More ยป