Compare Counter-Strike: Spirit vs Liquid (BO3) - BLAST Open Rotterdam Group B prediction market odds side by side across Polymarket, Kalshi. Platforms show similar odds, with an average spread of just 0.0pp. Close agreement often signals strong market consensus. With $541.9K in combined trading volume across 3 outcomes, this is one of the notable cross-platform prediction markets.
| Outcome |  Polymarket |  Kalshi | Spread |
|---|---|---|---|
 Yes | - | - | |
S Spirit | - | 99%+17.0 |
| - |
L Liquid | - | - |
