Valorant: 100 Thieves vs Cloud9 (BO3) - VCT Americas Stage 2 Group Omega

Platform comparison

Market context

Polymarket is pricing **YES at 0%** on the 100 Thieves vs Cloud9 Bo3, so the contract is effectively saying the crowd sees no tradeable chance of a straight 100 Thieves win in this market right now. On Polymarket, that price sits on USDC-denominated conditional tokens on Polygon, so the outcome matters only at settlement: a completed 100 Thieves victory pays the YES side, while a Cloud9 win, cancellation, tie, or a delay beyond seven days from the scheduled date pushes the market to 50-50 under the contract terms.[12]

The historical framing is mixed but useful. Strafe records nine prior meetings between the teams, with 100 Thieves leading 5-4 overall, and their most recent match on 13 February 2026 ended 2-1 to 100 Thieves.[2] That sits against a much more one-sided live-trader read elsewhere: Strafe shows 100% of user picks on 100 Thieves, while Bo3’s match page currently leans towards a 100 Thieves series win and a 2-1 type scoreline rather than a clean sweep.[2][4] In other words, the crowd-implied 0% on Polymarket is not aligned with the broader esports pricing picture, which is why the contract merits attention rather than dismissal.

For catalysts, the main things to watch are official Riot scheduling, broadcast confirmation, and whether the match actually reaches completion inside the settlement window. The Stage 2 group stage runs through 9 August, with this fixture listed in Group Omega and Riot Games Arena in Los Angeles as the venue for Americas matches.[15] That matters because any reschedule, postponement, or forfeit can change settlement mechanics even if the teams are already set, while a completed Bo3 removes ambiguity. The event is also part of a dense late-stage group slate, so dependency on adjacent match timings and production updates is relevant for anyone holding a Polymarket position through expiry.[15]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

UK Frequently Asked Questions

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi UK. 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.

Is Polymarket legal in the UK?

Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.

Do I pay tax on prediction market profits in the UK?

UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.

How do I deposit on Polymarket from the UK?

UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.