Martin Odegaard has made his competitive debut for Real Madrid Castilla.
The former Stromsgodset midfielder entered the fray on 70 minutes as the Castilla drew 2-2 with Athletic Bilbao.
The 2,790 fans inside the ground amounted to Castilla's second-biggest crowd of the season.
Odegaard was a substitute for Alvaro Medran with Castilla 2-1 ahead.