The UFC have confirmed that Kimbo Slice will take on Matt Mitrione at UFC 113 in Montreal, Quebec, Canada, on May 8.
Slice made his Octagon debut in December and defeated Houston Alexander via unanimous decision.
Mitrione is a former NFL player who won his MMA debut in December, when he knocked out Marcus Jones in the second round of their bout.
Both fighters took part in the 10th season of The Ultimate Fighter show.
UFC 113 will be headlined by a rematch between Lyoto Machida and Mauricio “Shogun” Rua, as well as a bout between Josh Koschek and Paul Daley.