Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
74% | 26% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
74% | 26% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Match Winner | 74% |
| Both Teams Slay a Dragon | 66% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 28% |
| Both Teams Destroy Inhibitors | 27% |
| Any Player Quadra Kill | 27% |
| Any Player Penta Kill | 26% |
Market context
T1 are listed as a narrow favourite over Nongshim RedForce for this KeSPA Cup group-stage meeting, with one pre-match board pricing the teams at roughly even money and giving T1 a slight edge. That sits close to the crowd-implied 74% YES on the market, which is materially higher than a simple coin-flip and implies traders are leaning towards the favourite, not just the fixture being played. [1]
For a single-best-of-one, that kind of pricing usually reflects roster quality, map-side variance and the fact that one draft can swing the result far more than in a series. T1’s brand and historical strength in Korean League of Legends are likely doing much of the work here, but BO1s also leave more room for upset than a BO3, so the gap between a 50/50-style match line and a much higher market probability is still worth watching closely. [1][2]
The main catalyst is whether the match starts on schedule and is completed, because the contract settles directly on the winner if there is one, but reverts to 50-50 if the game is cancelled, tied, or delayed beyond the stated window. Traders will therefore be watching official KeSPA Cup timing, any broadcast or lobby issues, and whether the event proceeds as planned within the settlement period. In crypto terms, the market is a pure USDC outcome event rather than a BTC or ETH price bet, so any broader market move matters mainly through liquidity and risk appetite, not through the settlement logic itself.
Methodology
This page reads LoL: T1 vs Nongshim Red Force (BO1) - KeSPA Cup Group Stage on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- How does UMA secure the resolution?
- The UMA Optimistic Oracle uses a bond system: a proposer posts a bond, a two-hour challenge window opens. On dispute the losing side forfeits the bond — financial incentive for honest resolution.
- How volatile are crypto prediction markets?
- Crypto markets react to spot prices — a 5% BTC move typically shifts a "BTC above X by date" market 10-20%. Polymarket crypto market liquidity is usually six-figure USD, sufficient for active trading.
- Which crypto markets exist on Polymarket?
- Currently active markets include BTC/ETH/SOL price targets, halving dates, ETF approvals, hard-fork outcomes and Layer-2 TVL thresholds. The list updates weekly; biggest volume sits on BTC and ETH price forecasts.
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