Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Legal UK Pick polygram.ink |
20% | 80% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Legal UK → |
Polymarket polymarket.com |
20% | 80% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Legal UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Legal UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Legal UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Legal UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket Legal UK.
Active sub-markets
| Baltimore Ravens | 20% YES | 80% NO |
| Carolina Panthers | 1% YES | 99% NO |
| Cincinnati Bengals | 0% YES | 100% NO |
| Dallas Cowboys | 0% YES | 100% NO |
| Los Angeles Chargers | 0% YES | 100% NO |
| Miami Dolphins | 0% YES | 100% NO |
Market context
The underlying real-world event is whether Brandon Aiyuk officially signs with a new NFL team by 31 August 2026, or if he remains with the San Francisco 49ers, retires, or becomes uncontracted, which would resolve the market to “Other”. Current crowd-implied probability for a new team is 20% YES, with Washington Commanders the frontrunner at 45% and Baltimore Ravens at 20% [1]. This mirrors recent high-profile NFL exit campaigns, such as Odell Beckham Jr.’s 2022 move to the Rams after public estrangement from the Browns, where market sentiment shifted sharply once guarantees were voided and the player ceased reporting [2]. Similarly, Aiyuk’s four-year, $120 million deal has had its guarantees nullified, and he is on the reserve/left list for not reporting, permitting the 49ers to retain rights without financial cost [2][3].
Traders should monitor three key catalysts: an official post-June 1 release announcement from the 49ers, which could free Aiyuk as an unrestricted free agent [6]; Aiyuk’s public statements via Instagram or media confirming intent to sign with Commanders, as he recently did [2]; and the NFL offseason schedule, particularly the start of free agency in March 2026, which often triggers rapid contract negotiations [3]. Recent reporting by David Lombardi of the San Francisco Standard confirms Aiyuk’s non-reporting status, a critical dependency for any team to sign him without 49ers interference [2].
From a regulatory perspective, German GlüStV implications and US CFTC reach define the market’s legal boundaries, while the “no-KYC up to $1,500” threshold significantly enhances accessibility for UK and EU traders, allowing participation without identity verification for smaller stakes. This specific market’s structure, with 32 possible outcomes and immediate resolution upon official signing, aligns with standard prediction market frameworks under current legal oversight [1]. Facts remain distinct from legal advice, and traders should assess risk based on verifiable NFL developments rather than speculation.
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 Legal 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 Legal 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.
- 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, Polymarket Legal 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.
Trade Where will Brandon Aiyuk play in 2026-27? on Polymarket Legal UK
Live order book, 0% fees, USDC settlement in seconds.
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