Missouri Southern State University (Missouri Southern, MSSU, or MoSo) is a public university in Joplin, Missouri, United States. It was established in 1937 as Joplin Junior College. How to order a fake Diploma from MSSU? Where to buy MSSU Fake Degree? Buy MSSU Diploma. Buy MSSU Fake Certificate. The school is about 30 blocks northeast of the worst of the …