South Carolina Gamecocks softball pitcher Sage Mardjetko has entered the NCAA Transfer Portal, On3 has learned. Mardjetko’s biography on the South Carolina team website reads as follows: “Played at Lemont HS in Lemont, Illinois … Named the 2023 USA TODAY High School Sports Awards National Softball Player of the Year … Named the Illinois Softball Gatorade Player of the Year as a junior and senior … Was a three-time First Team All-State selection … For her career, she threw 32 no-hitters and five perfect games … Led Lemont to the back-to-back Illinois High School Association (IHSA) Class 3A stat…