Merab Dvalishivli was impressed, and even surprised, by Sean O’Malley ’s UFC 299 performance. The callout? Not so much. Dvalishvili (17-4 MMA, 10-2 UFC), who weighed in as the backup fighter the day prior, had a cageside seat as O’Malley (18-1 MMA, 10-1 UFC) dismantled rival Marlon Vera (23-9-1 MMA, 15-8 UFC) over five rounds Saturday at Kaseya Center to retain the UFC bantamweight title