Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
57% | 43% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
57% | 43% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Total Kills Over/Under 27.5 in Game 1? | 57% |
| Total Kills Over/Under 27.5 in Game 2? | 55% |
| First Blood in Game 1? | 53% |
| Any Player Penta Kill | 52% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| First Blood in Game 2? | 48% |
| O/U 2.5 Games | 46% |
| Total Kills Over/Under 30.5 in Game 1? | 45% |
| Total Kills Over/Under 30.5 in Game 2? | 44% |
| Game Handicap: GEN (-1.5) vs KT Rolster (+1.5) | 40% |
| Game 2 Winner | 39% |
| Game 1 Winner | 38% |
| Match Winner | 32% |
| Any Player Penta Kill | 26% |
| Any Player Penta Kill | 26% |
Market context
KT Rolster and Gen.G meet in a best-of-three LCK Round 3-4 Legend Group match, with the market sitting at 38% for KT despite the teams’ recent head-to-head leaning towards Gen.G. Liquipedia shows KT at 2–0 in the round, with Gen.G at 1–1, but historical matchup data still points to Gen.G’s edge: recent series and broader head-to-head records favour them, including multiple 2–0 and 3–0 wins in 2025 and 2026.[1][9][13][14]
That makes the current price more sensitive to form signals than to long-run rivalry alone. Comparable meetings have often resolved quickly in Gen.G’s favour, so a KT price in the high-30s implies the market is giving some weight to KT’s stronger recent round record and the possibility of a tighter draft in a BO3 rather than assuming the historical favourite is automatic.[1][3][14][16]
The main catalyst to watch is the actual line-up and match start confirmation, because the settlement depends on whether the BO3 is played and completed before the 7-day delay threshold.[2][4] Sofascore and Flashscore both list the fixture, while Flashscore’s live entry indicates the game has been scheduled and tracked as a final result page, so traders will mainly be reacting to any last-minute postponement, forfeiture, or a change in which team controls the early game and draft momentum.[2][4]
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for LoL: KT Rolster vs Gen.G (BO3) - LCK Round 3-4 Legend Group plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.
Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.
UK Frequently Asked Questions
- How accurate are political prediction markets?
- Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- Are UK election prediction markets available from the UK?
- Yes. Betfair Exchange and Smarkets offer UKGC-regulated UK election markets (seat counts, party share, constituency results). Polymarket also lists UK election contracts with deeper global liquidity. Betfair winnings are typically tax-free for UK individuals; Polymarket profits are subject to HMRC CGT.
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