Dota 2: InterActive Philippines vs Mentality Monster (BO3) - The International Southeast Asia Closed Qualifier Playoffs

Platform comparison

Active sub-markets

Market context

InterActive Philippines and Mentality Monster are due to meet in a best-of-three lower-bracket playoff match in the Southeast Asia closed qualifier for The International, with the market settling on the official winner unless the series is not played or is abandoned beyond the settlement rules. For a programmatic trader, this is a straight binary event with a hard deadline, so the main tasks are syncing the bracket state, checking whether the match page or tournament broadcast confirms a start, and watching for any schedule slip that could push resolution outside the window. [1][3][4]

The current 0% YES price is best read against the fact that the market is already treating a specific listed match as highly likely to resolve, not as a generic “will the game happen” question. Comparable qualifier markets on the same event have been priced materially differently across matchups, with InterActive Philippines shown at 35¢ and Mentality Monster at 69¢ on one venue’s market page, which suggests there has been real trading interest but not broad consensus around the underdog. [1] In practical terms, that kind of spread is where automated systems usually focus on latency, not conviction: watch for fast repricing if the bracket advances, the series is rescheduled, or a substitute result appears in the tournament feed. [1][3]

The key catalysts are operational rather than narrative: official TO scheduling updates, the live bracket status, and whether the series actually starts on the listed day. Sofascore lists the match start at 05:00 UTC on 21 June 2026, while the prediction market page describes the event as originally scheduled for 21 June, so any mismatch between scheduled and actual start times is the first thing to flag in a bot or conditional order workflow. [1][3] Recent qualifier coverage also shows InterActive Philippines involved in closely related SEA TI qualification matches during 19–23 June, which reinforces that this is part of an active playoff slate rather than an isolated exhibition, making bracket progression and stream confirmation the most useful live inputs. [2][6][8]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket App UK, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket App 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.

Is this market available outside the US?

Polymarket App UK 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.

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.

Do I need to KYC for this market?

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