Core Insights - Rush Street Interactive, Inc. (RSI) has launched its online poker platform, BetRivers Poker, in Delaware, Michigan, and West Virginia, following its successful debut in Pennsylvania, marking a significant multi-state expansion [1][2] - The expansion allows for a unified cross-state player pool, enhancing the gaming experience with larger tournament prize pools and deeper cash-game fields [2][5] - BetRivers Poker was developed with input from the poker community, led by industry figures Phil Galfond and Phil Hellmuth, focusing on player experience and engagement [3][4] Company Overview - RSI is a leading online gaming and sports entertainment company operating in the U.S., Canada, and Latin America, with real-money operations in fifteen U.S. states and several international markets [9] - The company has received multiple awards for its customer service and operational excellence, including the EGR North America Awards and SBC Latinoamérica Awards [9] Product Features - BetRivers Poker offers various game formats, including cash games, Sit & Go tournaments, and Multi-Table Tournaments (MTTs), with innovative features like dynamic avatars and player-driven design [5][7] - The platform aims to expand its digital presence through content initiatives like Poker Night in America and PokerBratTV on YouTube, providing exclusive content and player engagement opportunities [5]