Luiz Gustavo defeated Yusuke Yachi by Knockout in round 2 (2:32) in the Lightweight main event of RIZIN 12, held Sunday, August 12, 2018 at Aichi Prefectural Gymnasium (Dolphins Arena), Nagoya.
RIZIN 12 was an MMA event from RIZIN Fighting Federation, held Sunday, August 12, 2018 at Aichi Prefectural Gymnasium (Dolphins Arena), Nagoya, Japan. 12 is part of RIZIN's numbered event series. 7 fights took place on the card.