Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Market UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Market UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Market UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Market UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Market UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Market UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Prediction Market UK.
Active sub-markets
| Map 3 Total Rounds: Over/Under 21.5 | 0% Over | 100% Under |
| Map 3 Total Rounds: Over/Under 20.5 | 0% Over | 100% Under |
| Map 3 Total Rounds: Over/Under 22.5 | 0% Over | 100% Under |
| Map 3 Rounds Handicap: Paper Rex (-2.5) vs Team Vitality (+2.5) | 100% Paper Rex | 0% Team Vitality |
| Map 1 Winner | 100% Paper Rex | 0% Team Vitality |
| Map 2 Winner | 0% Paper Rex | 100% Team Vitality |
Market context
Paper Rex and Team Vitality will meet in the upper bracket semi-final of the VCT Masters London Playoffs on 15 June 2025. A prediction market share works simply: a YES share pays out if the specified outcome occurs (Paper Rex wins), whilst a NO share pays out if the opposite happens (Vitality wins). The current 0% probability assigned to Paper Rex winning suggests the market views this as an extremely unlikely result, though such extreme readings often reflect low trading volume rather than certainty.
Paper Rex have historically dominated Southeast Asian Valorant but face inconsistency on the international stage, particularly against European competition. Vitality, conversely, represent the established European powerhouse with deeper experience in high-stakes international tournaments. Recent VCT results show Vitality maintaining stronger consistency across LAN events, though Paper Rex's peak performance can rival any team. The 0% reading appears disconnected from historical head-to-head records and relative strength assessments; similar extreme probabilities in esports markets often correct sharply once meaningful trading begins.
Traders should monitor team roster confirmations and any last-minute substitutions announced before the 15 June fixture. Schedule adherence matters: the settlement window extends to 23:30 UTC on the closing date, but any delay beyond seven days without completion triggers a 50-50 resolution. Recent VCT Masters events have proceeded on schedule, though technical issues or player illness remain possible. Official Riot Games announcements regarding bracket changes or format adjustments should be tracked through the VCT website and team social channels in the days preceding the match.
Methodology
This page reviews Valorant: Paper Rex vs Team Vitality (BO3) - VCT Masters London Playoffs across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Prediction Market UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- What does it cost to trade on Prediction Market UK?
- Zero. Prediction Market UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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