Dota 2: Yakult Brothers vs Game Master (BO3) - The International China Closed Qualifier Playoffs

Platform comparison

Active sub-markets

Market context

The International China Closed Qualifier Playoffs determines which teams advance to compete for spots at Dota 2's flagship annual tournament. Yakult Brothers face Game Master in an upper bracket quarterfinal best-of-three series, with the match scheduled for 15 June at 06:00 ET. The winner progresses directly; the loser drops to the lower bracket and remains in contention. This qualifier represents the final stage of China's regional selection process, where roster stability and recent scrim performance carry measurable weight in team preparation.

Chinese Dota 2 qualifiers historically show volatility in seeding accuracy. Teams entering upper bracket positions have won their regional preliminaries, yet upsets occur when preparation gaps emerge between scheduled matches or when meta shifts favour specific hero pools. Game Master's recent placement and Yakult Brothers' tournament history provide baseline context; however, closed qualifier formats often feature limited public match data, making pre-match analysis dependent on team announcements, roster confirmations, and coaching staff statements released via official channels or team social media in the week prior.

Traders should monitor for roster changes, stand-in players, or scheduling delays announced by tournament organisers. The settlement window closes at 15:00 ET on the scheduled date; matches delayed beyond seven days without resolution trigger the 50-50 tie clause. Programmatic tracking should flag official qualifier announcements from Perfect World or Valve's Dota 2 esports portal. Given the 100% implied probability, any credible reporting of team unavailability, disqualification, or format changes would represent the primary catalyst for market recalibration.

Methodology

We track Dota 2: Yakult Brothers vs Game Master (BO3) - The International China Closed Qualifier Playoffs 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

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket Bot UK, 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.

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 Polymarket Bot UK?

Zero. Polymarket Bot UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Bot UK 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.