LoL: Vivo Keyd Stars Academy vs KaBuM! Ilha das Lendas (BO5) - Circuito Desafiante Playoffs

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Active sub-markets

Market context

Vivo Keyd Stars Academy and KaBuM! Ilha das Lendas are set to contest the Circuito Desafiante Playoffs grand final in League of Legends, with the match originally scheduled for 1 June at 4:00PM ET. The current implied probability of 33% for Vivo Keyd to win reflects market confidence in KaBuM!'s position as favourites, though recent roster adjustments and scrim performance across both organisations remain fluid variables heading into the fixture.

KaBuM! has historically dominated the secondary Brazilian competitive circuit, with multiple Circuito Desafiante titles to their name. Vivo Keyd's academy squad represents a younger roster with less established track record at this level, though academy teams occasionally outperform expectations when fielding mechanically gifted players. The 67–33 split in KaBuM!'s favour aligns with typical market pricing for the higher-seeded or more experienced side in regional finals, though best-of-five formats introduce volatility that can favour underdogs with strong early-game execution.

Traders should monitor any roster confirmations or last-minute substitutions announced before the scheduled start time, particularly given academy team rotations are common in Brazilian League. The settlement window extends to 2 June at 02:15 UTC, allowing a seven-day buffer for rescheduling; any postponement beyond that threshold without a completed result triggers a tie resolution. Patch changes or meta shifts affecting champion pools in the days immediately preceding the match could shift preparation advantages between the two sides.

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 Prediction Today, which mirrors the Polymarket order book directly.

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 Prediction Today, 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?

Prediction Today 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 does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

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.

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.