Resolution criteria on PolyGram: In the upcoming NHL game, scheduled for May 20 at 8:00PM ET: If the Golden Knights win, the market will resolve to "Golden Knights". If the Avalanche win, the market will resolve to "Avalanche". 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. The result will be determined based on the final score including any overtime periods and shootouts. In the event of a shootout, one goal will be added to the winning team's score for the purpose of resolution.
Sports outcome markets settle within hours of game-end via the UMA optimistic oracle, with the YES/NO line refreshing in real time on every meaningful in-game event. Current odds favour the NO side at 40%, making this a coinflip market resolving today, backed by $1.1M of resting liquidity.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| Golden Knights vs. Avalanche | 40% YES | 61% NO |
| Spread -1.5 | 40% YES | 61% NO |
| O/U 6.5 | 46% YES | 55% NO |
| O/U 4.5 | 82% YES | 19% NO |
| O/U 5.5 | 60% YES | 41% NO |
| O/U 7.5 | 28% YES | 73% NO |
The Colorado Avalanche host the Vegas Golden Knights in Game 1 of the Western Conference Final on 20 May, with the market currently pricing Vegas at about 37% to win. On Polymarket, that implied probability is being formed by the live order book, so the number reflects both the latest trades and resting bids and offers rather than a fixed bookmaker line. In traditional markets, Colorado has been installed as a clear favourite, around -192 on the moneyline, with a series price near -260, which helps explain why the Knights sit as the underdog despite reaching this stage by beating Utah and Anaheim 4-2 in each round.
For historical context, the teams split their regular-season meetings 1-1-1, while Colorado finished with the stronger overall record and a dominant home mark. Their most recent meeting in April went to overtime, with Vegas winning 3-2 at Ball Arena, a reminder that the match-up can tighten quickly even when Colorado controls territory. In earlier playoff history, Vegas won their only previous series meeting in 2021, taking six games after trailing 2-0, so the current probability is best read as a live balance between Colorado’s higher baseline strength and Vegas’s ability to keep games close.
The main catalysts are lineup and goaltending updates, plus any late series scheduling changes. Vegas have been managing absences including Mark Stone and Jeremy Lauzon, while recent previews have highlighted Mitch Marner’s scoring run and the Knights’ structured defensive play. Colorado’s edge is its home ice and deeper underlying offence, so any confirmation on availability, starting goalies and special teams deployment will matter into the opener. A recent NHL preview also noted the clubs’ split season series and the competitive nature of their earlier rounds, both of which support a market leaning towards a longer, lower-variance game rather than a runaway.
This market settles from the official outcome published at https://www.nhl.com/scores. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
For this market, the resolution date is 21 May 2026. A UMA proposer can submit the outcome from that moment; the two-hour dispute window closes at , and assuming no counter-claim is staked, winning USDC clears to trader balances by approximately .
If a dispute is filed inside the two-hour window, the outcome escalates to UMA token-holder voting, which extends settlement by roughly 48 hours. Because this market resolves from a publicly verifiable feed (https://www.nhl.com/scores), the probability of dispute is materially lower than the overall 0.5% PolyGram baseline — most disputes occur on markets with ambiguous wording or non-public resolution sources.
Sports markets on PolyGram historically have the fastest payout cycle — over 94% clear within four hours of game-end, with the remainder gated by overtime, weather, or referee review. Funds clear directly to your in-app USDC balance on Polygon. Withdrawals are non-custodial: send to any address you control, typical confirmation under 30 seconds, gas paid in USDC if you'd rather not hold MATIC.
Minimum order size on PolyGram is $1.00, with no maximum cap aside from available book depth. Orders route into Polymarket's on-chain CLOB on Polygon; the matching engine pairs YES buyers with NO buyers atomically — every executed trade is settled on-chain with no counterparty risk. For "Golden Knights vs. Avalanche", sports markets tend to see the tightest 1-2¢ spreads in the final hour before tip-off, widening rapidly the moment of any in-game news.
The trade ticket includes a slippage box (default 2%, configurable 0.1%-10%) that caps the worst-case entry price. Your maximum loss is your stake — winning YES (or NO) shares pay $1.00 each at resolution. With this market's current book depth ($1.1M of resting liquidity), a $500 order should fill with single-cent slippage at the displayed mid-price.
PolyGram charges 0% house edge — no spread mark-up, no rake on winnings, no withdrawal fees beyond network gas. The platform earns exclusively from optional features (copy-trade boosts, advanced order types, the yield vault on idle USDC); the trading surface itself is at-cost.
Other active prediction markets in the same category on PolyGram, ranked by trading volume:
The mechanics for trading "Golden Knights vs. Avalanche" are the same as any other PolyGram sporting event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$763K in lifetime turnover and $1.1M of resting liquidity puts this market in the top 2% by volume for sports contracts on PolyGram. Order-book depth is exceptional — among the deepest order books in the category.
Last 24 hours alone saw $602K in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
Resolution is sourced from https://www.nhl.com/scores. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 21 May 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose. For "Golden Knights vs. Avalanche", the considerations above apply directly — Sports outcome contracts are sensitive to single-event variance — a coin-flip game, a referee call, or an injured player can move the line 10-30¢ in seconds. Position sizing should reflect that variance rather than the expected value alone.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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