Interviews - UFC on Versus 6 - Cruz vs. Johnson - For more news check out http://www.mmaweekly.com Demetrious 'Mighty Mouse' Johnson may be a heavy underdog at the sportsbooks heading into his fight with UFC bantamweight champion Dominick Cruz, but that's nothing new to him. Johnson, who is often described as a flyweight fighting at 135lbs, has been called an underdog his whole life so he's happy to prove the naysayers wrong one more time. Looking at Cruz, Johnson admits that he's a very well rounded and tough champion, but everyone makes mistakes including the UFC bantamweight title holder and he plans to expose that on Saturday night