He was best known for:
* Playing for Sevilla FC: He was a talented left-back who rose through the ranks of the Sevilla youth academy and became a key player for the senior team.
* His promising career: He had already established himself as a valuable player for both Sevilla and the Spanish national team, with many believing he had the potential to become a world-class defender.
* His tragic death: Puerta's death on August 28, 2007, shocked the football world and brought attention to the dangers of heart conditions in athletes.
He is remembered as a talented young footballer whose career was tragically cut short. His story serves as a reminder of the importance of addressing potential health issues in athletes.