Those who submit STAFF changes, please provide an official source that shows the transfer/release. Transfermarkt isn't always trustworthy when it comes to staff.
2000217184 · Plays for Athletic Club
Asier Hierro is a 18 year old professional footballer from Spain playing as ST.
He is currently contracted to Athletic Club Bilbao until 30-Jun-2025 earning £360 per week .
Potential: Much Room to Grow