This comprehensive guide examines UNUS-SED-LEO (LEO) as an investment opportunity, analyzing its market position and value proposition through 2031. LEO, the native utility token of Bitfinex exchange, currently trades at $9.08 with an $8.36 billion market cap. The article reviews LEO's deflationary token burn mechanism, price history from $0.80 to $10.14, and institutional adoption trends. Key sections address investment value drivers including Ethereum-based infrastructure, platform utility benefits, and macroeconomic factors. Price forecasts span conservative to optimistic scenarios through 2031, with projections reaching $17.85 under optimal conditions. The guide provides tailored investment strategies for beginner, experienced, and institutional investors, emphasizing risk management through portfolio diversification, hardware wallet security, and stop-loss mechanisms. Essential risk considerations include market volatility, regulatory uncertainty, and technical vulnerabilities on the Ethereum network.