Patricio Freire is already familiar with Rizin FF’s rules.
Bellator featherweight champion Freire (34-5) will take on Rizin featherweight champ Kleber Koike (31–5–1) in the co-main event of Rizin 40 on Saturday at Saitama Super Arena just outside Tokyo. The main card will air in the U.S. on Showtime and the fights will take place in Rizin’s ring under the promotion’s ruleset.
But Freire isn’t concerned with the ruleset change, which includes soccer kicks to a grounded opponent....