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 |
|---|---|
| Map 1 Winner | 100% |
| Match Winner | 100% |
| O/U 2.5 Games | 100% |
| Map 1 Total Rounds: Over/Under 21.5 | 100% |
| Map 2 Total Rounds: Over/Under 21.5 | 90% |
| Map 3 Rounds Handicap: UNO MILLE (-6.5) vs ODDIK Academy (+6.5) | 90% |
| Map 2 Rounds Handicap: UNO MILLE (-6.5) vs ODDIK Academy (+6.5) | 10% |
| Map 3 Total Rounds: Over/Under 21.5 | 10% |
| Map 2 Winner | 0% |
| Map Handicap: UNO (-1.5) vs ODDIK Academy (+1.5) | 0% |
| Map 1 Rounds Handicap: UNO MILLE (-3.5) vs ODDIK Academy (+3.5) | 0% |
| Map 1 Rounds Handicap: UNO MILLE (-6.5) vs ODDIK Academy (+6.5) | 0% |
Market context
UNO MILLE’s BO3 against ODDIK Academy is the live sporting event behind the contract, and the market is currently pricing a near-certain UNO MILLE win with a 100% crowd-implied probability. That is far tighter than the event’s actual format risk: the market only resolves to the named team if the match is completed with a winner, while cancellation, a tie, or a delay beyond seven days pushes it to 50-50 under the contract rules.
The price looks consistent with the broader shape of recent BetBoom Storm results rather than a one-map upset narrative. UNO MILLE have already been active in this group stage, including a 2-0 win over paiN Academy at the earlier BetBoom Storm Season 3 event, and the tournament listing also shows UNO MILLE due to face ALKA in the same week, which supports the picture of a team progressing through a busy schedule[10][11][13]. ODDIK Academy were also listed as playing in the same group stage on 5 August, but the fixture itself was reported as “not started” before the scheduled time, which matters because prediction-market settlement depends on the final official result rather than pre-match probability alone[1][3].
For traders, the main catalysts are simple: whether the organiser keeps the fixture on the board, whether either side fields a full roster, and whether the match is completed inside the seven-day settlement window. In practice, short-dated esports markets can swing on late schedule changes, stand-ins, or administrative decisions more than on broader CS2 form. The on-chain side is straightforward: the contract settles in USDC, so the market’s realised value depends on the final resolution rather than in-play sentiment, while BTC and ETH only matter indirectly through wider crypto risk appetite and liquidity conditions rather than through the match itself.
Methodology
This page reads Counter-Strike: UNO MILLE vs ODDIK Academy (BO3) - BetBoom Storm 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.
UK Frequently Asked Questions
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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