Seattle Mariners vs. Kansas City Royals
4 signals across 1 market · $34,031 tracked · resolves May 29, 2026
This event tracks the prediction market for the Seattle Mariners vs. Kansas City Royals MLB game, with traders pricing which team will win. PolySpotter has flagged $15,139 in smart money activity across the event, including a linked cluster associated with a sharp whale.

Markets (1)
Top trades across all markets
- Linked cluster with sharp whale
Four wallets, including a highly profitable serial sports trader, coordinated on Kansas City with $15.1k into a market that had only about $12k total volume.
$15,139Score: 13.0 - Profitable new MLB bettor
A very new wallet with a perfect early record and $14k profit is making another sizable MLB bet amid a major pre-event volume spike.
$3,400Wallet win rate: 100%Score: 9.7 - Profitable whale on underdog
A high-volume profitable bettor put $13.7k on Kansas City amid a major pre-game volume spike, making this a plausible sharp sports position despite only moderate composite score.
$13,672Wallet win rate: 54%Score: 4.4 - Profitable serial sports bettor
Profitable high-volume sports bettor with a long cross-market track record is buying Seattle at 52¢, despite modest sizing in a liquid MLB market.
$1,820Wallet win rate: 67%Score: 3.0
Top wallets in this event
- 0xa71093…23c4$13,672 · 1 market · 1 alert · 54% wins
- 0x16af55…2cf0$3,400 · 1 market · 1 alert · 100% wins
- 0x7760fe…21f0$1,820 · 1 market · 1 alert · 67% wins
FAQs
What are the Mariners vs. Royals odds on Polymarket?
The event reflects market-implied odds for whether the Seattle Mariners or Kansas City Royals will win. Prices can move as traders react to lineups, pitching news, injuries, and betting activity.
What is the smart money doing on Mariners vs. Royals?
PolySpotter has tracked $15,139 in smart money activity for this event, including one signal tied to a linked cluster with a sharp whale. That suggests at least one influential betting cluster has taken interest in the matchup.
What outcomes are being traded in this event?
This event covers the winner of the Seattle Mariners vs. Kansas City Royals game. It resolves to Seattle if the Mariners win and to Kansas City if the Royals win.
When does the Mariners vs. Royals market resolve?
The market is expected to resolve after the game is completed. If the game is postponed, it remains open until the makeup game is played; if canceled with no makeup or if it ends in a tie, it resolves 50-50.