Trade: StarCraft II: herO vs ByuN (BO3) - Global StarCraft II League Group Stage 2 - Group B

Market context

The Global StarCraft II League Group Stage 2 features a best-of-three match between herO and ByuN scheduled for 7 May 2026 at 6:15 AM ET. The market currently shows 0% implied probability for herO victory on Polymarket's order book, reflecting either extreme confidence in ByuN or illiquidity in the underlying contract. herO, a Protoss player, and ByuN, a Terran specialist, represent different strategic approaches within competitive StarCraft II's metagame. The GSL remains one of the most prestigious tournaments in professional esports, with consistent scheduling and reliable match completion.

Historical GSL match data suggests that 0% probabilities typically indicate either minimal trading activity or a strong consensus view rather than genuine certainty. ByuN has maintained competitive standing in recent GSL seasons, whilst herO's recent form and head-to-head record against ByuN would normally inform pricing. The absence of meaningful probability distribution here suggests traders may be waiting for additional information before committing capital, or the market lacks sufficient depth to establish a balanced order book.

Key catalysts include official GSL roster confirmations, any last-minute scheduling changes, and player health or technical issues announced before the 7 May fixture. The settlement window closes at 16:15 UTC on the scheduled date, allowing approximately ten hours for match completion. Traders should monitor GSL's official announcements and the Polymarket order book for shifts in liquidity that might signal updated information about either player's status or recent tournament performance.

Resolution source

This market settles from the official outcome published at https://www.sooplive.com/station/afgsl. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.

How to trade this market step by step

The mechanics for trading "StarCraft II: herO vs ByuN (BO3) - Global StarCraft II League Group Stage 2 - Group B" are the same as any other PolyGram 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.

1. Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
2. Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
3. Pick a side. Buy YES if you believe the event will happen; buy NO if you think it won't. The current YES price reflects the market's collective probability.
4. Size your position. If you stake 100 USDC at 50% YES, you'll receive shares that pay $200 if YES resolves true — a 100% gross return. If NO resolves, your shares are worth $0.
5. Set risk controls (optional). Stop-loss, take-profit, and limit-order types all supported. Use the trade ticket's slippage box to cap your maximum entry price.
6. Wait for resolution. When the event resolves on-chain via the UMA optimistic oracle, the winning side settles to 100¢ automatically and USDC hits your balance within seconds. Withdrawable to any wallet you control.

How active is this market?

$3K in lifetime turnover and $0 of resting liquidity puts this market in the below the median by volume for esports contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.

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.

Key terms

YES / NO share

A binary outcome token that pays $1.00 if the underlying claim resolves true (YES) or false (NO), and $0 otherwise. The market price between 0¢ and 100¢ is the implied probability.

CLOB

Central limit order book. The matching engine that pairs YES buyers with NO buyers (effectively the same trade). Polymarket's CLOB on Polygon executes trades on-chain via the conditional-tokens framework.

Liquidity

USDC capital sitting in resting limit orders inside the order book. Deeper liquidity means smaller slippage on large trades and a tighter bid-ask spread.

UMA optimistic oracle

The on-chain dispute system that settles each Polymarket market. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution.

Slippage

The difference between the displayed mid-price and your fill price. Affects market orders most; limit orders avoid slippage but may take time to fill.

Conditional token

ERC-1155 outcome share issued by Gnosis Conditional Tokens on Polygon. The token type that resolves to $1.00 or $0.00 at settlement.

See the full prediction-market glossary →

Frequently asked questions

Risk and regulatory note

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.

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.

Related prediction markets

Explore more prediction market odds and trading opportunities on PolyGram:

• All esports prediction markets
• How prediction markets work
• Browse all prediction markets on PolyGram
• Top prediction market traders
• Back to PolyGram home