"I'm concerned about killing someone. I'm not kidding. We're trained to hit a moving target. These guys run in with their chin hanging out."
Morrison, who said he weighs about 213 pounds, said he has done little MMA training, although he expressed concern about wearing four-ounce fingerless gloves.
"I'm a little nervous about that -- not for myself but for the other guy," Morrison said. "To me, it just seems like someone signing up for assassination class. He must be out of his mind."
MMA legend Dan "the Beast" Severn (81-15-7) will fight Victor Vincelette (2-2) in the main event Saturday night