Rush Street SPAC Presentation Deck

Potential US Online Sports Betting and Online Casino Revenue Opportunity US Online Casino $20bn 40% 12% - 18% $1,000 - $1,500m US Market Size at full penetration¹ Potential% Penetration² RSI Expected Market Share³ Potential Online GGR Opportunity for RSI $1.5-$2.3bn US Online Sports Betting $13bn 60% 6% - 10% $500 - $800m 1. Based on Eilers & Krejcik assuming all states have online casino / sports betting and internal RSI forecasts 2. RSI Internal Forecast % market share in all legalized US states 3. RSI Internal Forecast % of US states with legalized Online Casino and Online Sports Betting 26

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