Artem Levin, one of the top pound-for-pound kickboxers, has not appeared in big kickboxing events since his controversial refusal to continue in his title fight with Simon Marcus at GLORY 27 in February 2016. In that fight, referee Al Wichgers ruled an eight-count knockdown against Levin, the reigning and defending middleweight champion, just after Levin went outside the ropes following a knee...