John Castaneda, a UFC bantamweight veteran with a 21-8 record and 4-4 Octagon mark, faces prospect Mark Vologdin (12-4-1) in the prelims of UFC Fight Night: Burns vs. Malott on April 18, 2026, at Winnipeg's Canada Life Centre. Castaneda enters on a two-fight decision skid—split loss to Chris Gutierrez in April 2025 and unanimous defeat to Daniel Marcos in 2024—following an illness-related cancellation, relying on his 71-inch reach, 74% takedown defense, and finishing prowess (8 KO/TKOs, 6 submissions). Vologdin makes his promotional debut after earning a contract via Dana White's Contender Series despite a unanimous decision loss in a legendary, violent bout against Adrian Luna Martinetti last October; his recent form features four prior finishes including TKOs and submissions. No injuries reported, with weigh-ins set for April 17 shaping final trader consensus on the stylistic clash of experience versus explosive youth.
Experimental AI-generated summary referencing Polymarket data · Updated

It will resolve to "Mark Vologdin" if Mark Vologdin is officially declared the winner.
If the fight is declared a draw or technical draw, ruled a No Contest, not scored, canceled, or postponed beyond May 2, 2026, this market will resolve "50-50."
The resolution source for this market will be official information from the UFC.
Market Opened: Mar 28, 2026, 6:00 PM ET
Resolution Source
https://www.ufc.com/eventsResolver
0x65070BE91...

It will resolve to "Mark Vologdin" if Mark Vologdin is officially declared the winner.
If the fight is declared a draw or technical draw, ruled a No Contest, not scored, canceled, or postponed beyond May 2, 2026, this market will resolve "50-50."
The resolution source for this market will be official information from the UFC.
Market Opened: Mar 28, 2026, 6:00 PM ET
Resolution Source
https://www.ufc.com/eventsResolver
0x65070BE91...John Castaneda, a UFC bantamweight veteran with a 21-8 record and 4-4 Octagon mark, faces prospect Mark Vologdin (12-4-1) in the prelims of UFC Fight Night: Burns vs. Malott on April 18, 2026, at Winnipeg's Canada Life Centre. Castaneda enters on a two-fight decision skid—split loss to Chris Gutierrez in April 2025 and unanimous defeat to Daniel Marcos in 2024—following an illness-related cancellation, relying on his 71-inch reach, 74% takedown defense, and finishing prowess (8 KO/TKOs, 6 submissions). Vologdin makes his promotional debut after earning a contract via Dana White's Contender Series despite a unanimous decision loss in a legendary, violent bout against Adrian Luna Martinetti last October; his recent form features four prior finishes including TKOs and submissions. No injuries reported, with weigh-ins set for April 17 shaping final trader consensus on the stylistic clash of experience versus explosive youth.
Experimental AI-generated summary referencing Polymarket data · Updated
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