Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
67% | 33% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
67% | 33% | 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 |
|---|---|
| Map 2 Total Rounds: Over/Under 19.5 | 67% |
| Map 1 Total Rounds: Over/Under 19.5 | 66% |
| Map 3 Total Rounds: Over/Under 19.5 | 65% |
| Map 1 Total Rounds: Over/Under 20.5 | 56% |
| Map 2 Total Rounds: Over/Under 20.5 | 56% |
| Map 3 Total Rounds: Over/Under 20.5 | 56% |
| Map Handicap: MIBR (-1.5) vs Evil Geniuses (+1.5) | 54% |
| Map 1 Rounds Handicap: MIBR (-3.5) vs Evil Geniuses (+3.5) | 53% |
| Map 2 Rounds Handicap: MIBR (-3.5) vs Evil Geniuses (+3.5) | 53% |
| Map 3 Rounds Handicap: MIBR (-3.5) vs Evil Geniuses (+3.5) | 51% |
| Map 1 Rounds Handicap: MIBR (-4.5) vs Evil Geniuses (+4.5) | 47% |
| Map 3 Total Rounds: Over/Under 21.5 | 46% |
| Map 2 Rounds Handicap: MIBR (-4.5) vs Evil Geniuses (+4.5) | 46% |
| Map 1 Total Rounds: Over/Under 21.5 | 45% |
| Map 2 Total Rounds: Over/Under 21.5 | 45% |
| Map 3 Rounds Handicap: MIBR (-4.5) vs Evil Geniuses (+4.5) | 45% |
| O/U 2.5 Games | 38% |
| Map 3 Total Rounds: Over/Under 22.5 | 34% |
| Map 2 Total Rounds: Over/Under 22.5 | 33% |
| Map 1 Total Rounds: Over/Under 22.5 | 33% |
| Map 1 Winner | 27% |
| Map 2 Winner | 26% |
| Match Winner | 20% |
Market context
Evil Geniuses face MIBR in a VCT Americas Stage 2 group-stage best-of-three, a format that makes the market sensitive to map vetoes as much as to raw team strength. The live price of 27% for Evil Geniuses is below an even contest and points to MIBR being treated as the likelier winner, which is consistent with recent stage results showing MIBR beating ENVY 2-0 while Evil Geniuses were also recently swept by Leviatán[2][14].
For context, these teams have already met multiple times in recent VCT Americas play, with MIBR holding the more recent upper hand overall; the 2025 Kickoff meeting was won by MIBR 2-0, while earlier head-to-head results were split[15]. In Stage 2 group play, every match is a Bo3 and standings affect who advances, so a market like this tends to track not just form but bracket pressure and any information about roster stability or map comfort that emerges before the first draft[8][10].
Traders should watch for any last-minute schedule changes, stream or server announcements, and official Riot confirmations that the match is proceeding as planned, because the contract resolves to 50-50 if the game is not played or is delayed beyond the settlement rules. The broader crypto backdrop matters mainly through execution rather than esports fundamentals: USDC-denominated settlement means token liquidity and on-chain transfer costs can affect entry and exit timing, while abrupt BTC or ETH moves can still shift risk appetite across prediction markets if the market is trading alongside wider crypto flows.
Methodology
This page reads Valorant: Evil Geniuses vs MIBR (BO3) - VCT Americas Stage 2 Group Alpha 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.
- 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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