Ecuadorian media has reported that Atletico Madrid is following Ederson Edwin Castillo Ayoví, but that the interest is currently limited to scouting and rumors. A transfer for Castillo is only possible once he reaches the age of eighteen.

Atlético Madrid is monitoring 17-year-old LDU Quito defensive midfielder Ederson Castillo. The player, who has already made six appearances for the first team, is also being monitored by Manchester United and Bayern München, while Anderlecht is also monitoring him.