Andrey Koreshkov made the most of his outside-of-Bellator opportunity on Tuesday. At an AMC Fight Nights event, Koreshkov (23-4 MMA, 13-4 BMMA) defeated Adriano Rodrigues in the main event of the card held in Sochi, Russia. A former Bellator welterweight champion, Koreshkov submitted Rodrigues (18-6) via armbar with about 30 seconds remaining in Round 1.