MPK Grading & Erosion ConLogo Design Contest Logo Design Contest Contests / MPK Grading & Erosion Con MPK Grading & Erosion Con has selected their winning logo design. For $350 they received 147 designs from 33 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by mary123 Return to Contest Return to Contest New #86 Discussion No comments yet.