This event is for the WBB game between UMBC Retrievers and Marshall Thundering Herd on March 23 at 6:00 PM ET.
If the game is postponed, this market will remain open until the game has been completed.
If the game is canceled entirely, with no make-up game, this market will resolve 50-50.
Kalshi resolves YES for either outcome (Marshall OR UMBC wins), making the market logically contradictory and unresolvable. Polymarket correctly resolves to a single winner (UMBC Retrievers or Marshall Thundering Herd). This is a data integrity failure on Kalshi.
Hero Tip:
Do not trade on Kalshi's version of this market. Kalshi's rules state the market resolves YES if Marshall wins AND YES if UMBC wins — meaning every possible outcome resolves YES, which violates basic binary market logic. Polymarket's market is the only resolvable version and should be treated as the authoritative settlement source.
Critical Divergence Points:
Polymarket: Outlier (correct logic): Resolves to exactly one outcome — UMBC Retrievers if UMBC wins, Marshall Thundering Herd if Marshall wins. Includes postponement and cancellation rules. 'If the UMBC Retrievers win, the market will resolve to UMBC Retrievers. If the Marshall Thundering Herd win, the market will resolve to Marshall Thundering Herd.'
Kalshi: Outlier (logical failure): States 'If Marshall wins... then the market resolves to Yes' AND 'If UMBC wins... then the market resolves to Yes,' creating a tautology where all outcomes resolve YES. 'If Marshall wins the UMBC at Marshall women's college basketball game originally scheduled for Mar 23, 2026, then the market resolves to Yes. If UMBC wins the UMBC at Marshall women's college basketball game originally scheduled for Mar 23, 2026, then the market resolves to Yes.'
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