UFC Fight Night: Arnold Allen vs. Melquizael Costa (Featherweight, Main Card)
1 signal across 1 market · $5,900 tracked · resolves May 17, 2026
This UFC Fight Night prediction market tracks the featherweight main-card bout between Arnold Allen and Melquizael Costa. Bettors are trading whether Allen or Costa will be officially declared the winner, with PolySpotter tracking $5,900 in smart money and a recent signal showing 92% winner backing on Allen.

Markets (1)
Top trades across all markets
Top wallets in this event
- 0x225647…0386$5,900 · 1 market · 1 alert · 92% wins
FAQs
What are the Arnold Allen vs Melquizael Costa odds on Polymarket?
The market price reflects the crowd-implied probability for each fighter to win. On PolySpotter, you can follow live Polymarket odds for Allen vs Costa alongside smart money activity and recent betting signals.
What is the smart money doing on Allen vs Costa?
PolySpotter has tracked $5,900 in smart money across this event, with one recent signal showing 92% winner backing Arnold Allen. That suggests tracked profitable wallets are currently leaning heavily toward Allen.
Can Melquizael Costa still attract smart money support?
Yes. Prediction-market odds can move quickly as new information, weigh-ins, injuries, or sharp buying comes in. If smart wallets start buying Costa, PolySpotter will surface those signals on the event page.
When does the Allen vs Costa market resolve?
The market is expected to resolve after the official fight result, with the event resolving by May 17, 2026. It resolves to the officially declared winner, while a draw, no contest, cancellation, or major postponement can trigger a 50-50 resolution.