The Ultimate Fighting Championship© is coming to Columbus the same weekend as the Arnold Sports Festival. What luck.

“The Arnold Sports Festival is pleased to welcome 18,000 devoted UFC fans to Nationwide Arena on Saturday, March 3 to coincide with our annual Weekend. The incredible momentum of the UFC will add tremendous energy and excitement to the city of Columbus and the Arnold Sports Festival.” - Jim Lorimer

Here's a link to their news release and to the UFC page about the fights.