Medikal has reacted to GroundUpChale’s front-liner and BET nominee Kwesi Arthur’s “Rapper of the Year don’t be silly” section of his freestyle dubbed ‘Thoughts from King Arthur 4’. In the freestyle, the ‘Grind Day’ hitmaker noted that he is the best rapper and that he makes back-to-back hit songs very easy. In the course of his heavy rap lines, Kwesi …