Keesler Federal Park, formerly known as MGM Park, is a baseball park in Biloxi, Mississippi. The home of the Double-A Biloxi Shuckers of the Southern League, it opened on June 6, 2015, and can seat up to 6,067 people. The stadium was the site of the 2019 Southern League All-Star Game. Though primarily a venue for Minor League Baseball, it has b…Keesler Federal Park, formerly known as MGM Park, is a baseball park in Biloxi, Mississippi. The home of the Double-A Biloxi Shuckers of the Southern League, it opened on June 6, 2015, and can seat up to 6,067 people. The stadium was the site of the 2019 Southern League All-Star Game. Though primarily a venue for Minor League Baseball, it has been the home of the Conference USA baseball tournament since 2017. Concerts have also been held at the venue.