After a big win in the main event at UFC Fight Night 239, Marcin Tybura is making moves at heavyweight. Tybura (25-8 MMA, 12-7 UFC) took out Tai Tuivasa (15-7 MMA, 8-7 UFC) with a first-round submission in Las Vegas. He’s won eight of his past 10 fights with setbacks against current interim champion Tom Aspinall and former Bellator champ Alexander Volkov, and he moves to No. 7 on the charts.
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