Santiago Castaneda is an American midfielder for German club SC Paderborn 07, a 20-year-old prospect born on November 13, 2004, with a promising market value of €4 million. Standing 188 cm tall and weighing 70 kg, Castaneda's career began in the United States youth system before his talent earned him a move to Europe. His key career stage is his current development at Paderborn, where he aims to break into the first team and make his professional debut in the 2. Bundesliga, with future highlights poised to include that first senior appearance and assist. While senior honors are yet to come, his high market value reflects the expectation of future success, both in club football and potentially with the United States national youth teams. Castaneda is a tall, technically gifted midfielder with a high ceiling, representing the new generation of American talent abroad.