Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
65% | 35% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
65% | 35% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
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 PolyGram.
Active sub-markets
| RCD Mallorca | 65% YES | 36% NO |
| Draw (RCD Mallorca vs. Real Oviedo) | 26% YES | 75% NO |
| Real Oviedo | 11% YES | 89% NO |
Market context
RCD Mallorca will host Real Oviedo at the Estadi de Son Moix on Saturday, 23 May 2026, in what appears to be a late-season La Liga fixture. The 67% implied probability for a Mallorca victory reflects their status as the home side, though the settlement window closing at 19:00 UTC on match day leaves minimal margin for delayed kick-offs or administrative delays.
Mallorca's recent form and league position will be critical determinants. The Balearic club has historically occupied mid-table positions in La Liga, with home advantage typically worth 0.5–0.7 goals in expected value terms. Real Oviedo, competing from the northern region, has shown variable consistency across recent seasons. Head-to-head records between these sides over the past five campaigns reveal competitive matches, with neither club dominating the fixture decisively. Current squad depth, particularly in attacking positions and defensive stability, will shape the probability's accuracy.
Key catalysts include team news releases on suspension status and injury updates in the 48 hours preceding kick-off. Mallorca's availability of key midfield or forward personnel could shift the line materially, as would confirmation of Oviedo's defensive setup. Weather conditions at Son Moix—wind and pitch state—occasionally influence play in May. Monitor official La Liga fixture confirmations and any late tactical announcements from either manager. The 67% probability suggests the market is pricing in home advantage and perceived quality differential, though recent form divergences could justify movement in either direction.
Methodology
We track RCD Mallorca vs. Real Oviedo on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 does it cost to trade on PolyGram?
- Zero. PolyGram 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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