Manchester United have now completed the signing of Feyenoord's left-back as the first signing under Erik ten Hag.
The 25-year-old Dutch midfielder hasn't been successful in his time in Catalunya to replicate the form he has shown in Ajax.
After missing out on Darwin Nunez, Manchester United should take a look at this option for depth up front.
Apart from Cristiano Ronaldo, Manchester United's forwards were underwhelming last season, but under Erik ten Hag they can turn it around.
Manchester United have a big void to fill in their midfield this summer, and there is one player who could plug that gap.