
Standard MCTS assumes you can see the whole game state. The moment you put cards face-down in opponents' hands, it stops working. Here's how I adapted Information Set MCTS for Texas Flush'em.

A weekend, a card game I designed, and PartyKit. Here's how separating a pure reducer from the transport layer let me ship hidden hands, reconnects, ISMCTS bots, and password-protected rooms without ever writing WebSocket plumbing