Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Alternative) Pick polygram.ink (preferred broker) |
70% | 30% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
70% | 30% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Both Teams Slay a Dragon | 70% |
| Game Handicap: KC (-1.5) vs GIANTX (+1.5) | 59% |
| Both Teams Destroy Inhibitors | 51% |
| Total Kills Over/Under 27.5 in Game 2? | 51% |
| Both Teams Slay Baron Nashor | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta 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% |
| Any Player Penta Kill | 50% |
| Odd/Even Total Kills | 50% |
| Total Kills Over/Under 27.5 in Game 1? | 50% |
| First Blood in Game 2? | 48% |
| First Blood in Game 1? | 48% |
| Total Kills Over/Under 30.5 in Game 1? | 38% |
| Both Teams Slay a Dragon | 37% |
| Total Kills Over/Under 30.5 in Game 2? | 37% |
| O/U 2.5 Games | 35% |
| Game 1 Winner | 25% |
| Game 2 Winner | 24% |
| Match Winner | 17% |
Market context
GIANTX and Karmine Corp will contest a best-of-three League of Legends match in the LEC Regular Season on 17 August 2026. The 25% implied probability favours Karmine Corp, reflecting their stronger recent form and roster depth. Settlement occurs at 23:15 UTC on the scheduled date, with a seven-day grace period for delayed matches before resolution defaults to 50-50.
Historical LEC matchups between these organisations show Karmine Corp have won three of their last five encounters, though GIANTX secured a 2–1 victory in their most recent playoff-adjacent fixture in spring 2026. Roster stability matters considerably in League; Karmine Corp retained their mid and support lane whilst GIANTX brought in a new jungler during the off-season. Comparable upsets in LEC history—such as Astralis defeating G2 Esports at 30% implied probability in 2024—suggest the current 25% YES price may undervalue GIANTX's potential, particularly if Karmine Corp's bot lane coordination remains untested against GIANTX's aggressive early-game style.
Traders should monitor team announcements regarding player availability and scrim results, typically released 48 hours before matches. Kalshi and Smarkets currently quote this market at decimal odds of 4.0 (25% implied) and 3.95 respectively, whilst Polymarket's fee structure (2% maker/taker) differs from Betfair's 5% commission on winnings. LEC broadcast delays are rare but not unprecedented; the settlement window's seven-day buffer accounts for technical issues without forcing a 50-50 resolution if play resumes within that frame.
Methodology
This page compares LoL: GIANTX vs Karmine Corp (BO3) - LEC Regular Season specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Polymarket Alternative, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- Which platform has the deepest liquidity?
- Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
- What about Smarkets as an alternative?
- Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
- Are all these platforms regulated?
- No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Polymarket Alternative offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
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