The introduction of the Vi mobile games solution by Everi in partnership with Prairie Band Casino & Resort represents a significant step in expanding Everi's product offerings and entering new market segments. This move could attract more customers to both Everi and Prairie Band Casino & Resort, potentially increasing Everi's revenue streams and enhancing its competitive edge in the casino and gaming industry. The positive impact on Everi's stock price in the short term is likely due to the potential for increased revenue and market share.