Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Viking FK | 100% |
| IK Start | 0% |
| Draw | 0% |
Market context
IK Start host Viking FK in the Norway Eliteserien, with settlement tied to the result by 16:00 UTC on 1 August 2026. The market’s 0% YES price implies the crowd is assigning essentially no chance to the specified outcome, which is striking given the teams have often produced tight, high-scoring meetings rather than one-sided results. Viking have beaten Start in recent league games 6-3 and 4-1, but the sides also drew 1-1 in Kristiansand in 2020, so the historical profile is more volatile than a flat 0% read suggests.[2][7][18]
Head-to-head data also argues against treating the contract as a settled foregone conclusion: across published records, Viking lead the overall series, but Start have taken wins in the matchup and draws are common enough to matter.[3][4][10][13] For traders, the main catalysts are team news, late squad changes and any confirmation of starting elevens close to kick-off, because a single absence can move a football price more than broad history does. If the market is liquid, watch whether on-chain USDC flows and any BTC or ETH risk-on move are reinforcing the same direction across prediction markets; strong crypto spot trends or a sharp funding-rate reset can improve general appetite for yes-side exposure, even when the sporting edge is driven by line-up information rather than macro.[2][3]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $132K.
Methodology
This page reads IK Start vs. Viking FK 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
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- 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 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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