Mississippi State star Kylin Hill -- one of the best football players in the country -- is demanding the state makes changes to its flag ... or "I won’t be representing this State anymore."
21-year-old Hill -- who was born and raised in the Magnolia State -- made his comments via Twitter on Monday ... in response to a tweet from Governor Tate Reeves discussing the topic of removing the Confederate symbol from the flag.
"Either change the flag or I won’t be representing this State anymore," Hill said. "& I meant that .. I’m tired.