UFC heavyweight Tai Tuivasa suffered a defeat at UFC 331. He got stopped early on. The loss came in round one. It followed a difficult seven-fight losing streak. He had just moved to American Top Team. Tuivasa switched camps because he hoped to listen to new coaches and adjust his fight prep.

He worked out with heavyweight Francis Ngannou for UFC 331. He spent time with Ngannou during his training camp. But Tuivasa was stopped in round one regardless. The first-round defeat happened shortly after his switch to American Top Team.