Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
18% | 82% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
18% | 82% | 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
| Park Heong-joon | 18% YES | 83% NO |
| Cho Kyoung-tae | 0% YES | 100% NO |
| Park Seong-hoon | 0% YES | 100% NO |
| Choi In-ho | 0% YES | 100% NO |
| Lee Jae-sung | 0% YES | 100% NO |
| Hong Soon-heon | 0% YES | 100% NO |
Market context
South Korea will hold municipal elections on 3 June 2026, with Busan's mayoral race among the most closely watched contests. The incumbent mayor, Park Heong-joon of the Democratic Party, has served since 2022 and faces potential challengers from the opposition People Power Party and minor candidates. Busan, as South Korea's second-largest city and primary port, carries significant economic and political weight; the mayoral position influences regional policy on shipping, logistics, and urban development affecting broader Korean economic sentiment.
Historical precedent suggests incumbent advantage in South Korean municipal elections, though not decisively. The 2022 Busan mayoral race saw Park Heong-joon win with approximately 51% of the vote against a fragmented opposition. Current 18% implied probability for this specific candidate reflects either uncertainty around Park's re-election viability or market pricing for a split field where no single candidate commands consensus backing. Regional political dynamics shift with national sentiment; the Democratic Party's standing at the national level will materially influence local campaign momentum through 2025 and early 2026.
Traders should monitor South Korean political announcements through late 2025, particularly opposition candidate declarations and any national-level policy shifts affecting Busan's economic standing. The National Election Commission typically releases preliminary results within hours of polls closing on 3 June, with official certification following within days. Market resolution depends on credible reporting consensus by 31 January 2027, creating a seven-month settlement window. Currency exposure remains USDC-denominated; macro movements in Korean won against the dollar may influence trader participation patterns, though the underlying event itself remains independent of crypto market conditions.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — are listed with their platform attributes, because they operate off-chain and a 1:1 comparison of contract mechanics isn't possible.
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.
FAQ
- Where can I trade this market with the lowest fees?
- On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in 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.
Trade 2026 Busan Mayoral Election Winner on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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