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

Platform comparison

Active sub-markets

Market context

KaBuM! Ilha das Lendas are due to meet Vivo Keyd Stars Academy in the Circuito Desafiante upper-bracket final, a best-of-five set for late May and a match that would send the winner deeper into the playoff path. The market is currently pricing a KaBuM win at 0% YES, which is starkly out of line with the public scoreboard on Leaguepedia: KaBuM are listed at 9-0 in the 2026 season, while Vivo Keyd Stars Academy sit at 4-5. That gap matters because BO5 markets in academy and tier-two League of Legends typically move away from raw season record only when one side has already shown a strong head-to-head edge, a stylistic mismatch, or a patch-dependent champion pool advantage; none is evident in the search results, so the near-zero price looks more like stale or distorted pricing than a consensus on the match itself.

Cross-platform signals are also split. Robinhood’s esports contract for the same fixture has KaBuM at 77¢ and VKS Academy at 21¢, implying a clear but not overwhelming favourite, while Kalshi’s related match and map markets indicate the event is being actively tracked across venues even if timing has shifted. The main catalysts are straightforward: confirmation that the upper-bracket final still goes ahead on the scheduled date, any rescheduling caused by playoff coordination, and the released draft or map results once the series begins. Sofascore and Liquipedia both place the match in the playoff bracket, which supports the event’s existence, but the exact settlement outcome will depend on the series being played to completion within the market window.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews LoL: KaBuM! Ilha das Lendas vs Vivo Keyd Stars Academy (BO5) - Circuito Desafiante Playoffs across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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 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 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.

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.