Big questions will be asked if Donyell Malen keeps progressing at his current rate.
Donyell Malen was tipped for big things at Premier League giants Arsenal but walked away to join Eredivisie outfit PSV Eindhoven in 2017.
Arsenal have sold promising striker Donyell Malen.
Arsenal have a long history of bringing through fantastic youth prospects and these 7 could make it into the first team.
Celtic could pull off major coup by stealing Arsenal's England Under-19 prospect Chris Willock - but The Gunners have another starlet waiting in the wings.
The Dutch youngster was training with the Arsenal first-team.
Which youngster's progress should Arsenal fans be tracking this year?
The summer arrival from Ajax is making strides at Arsenal.
The French teenager was in top form for Arsenal's Under-18s.
Donyell Malen is the latest youngster to become involved with Arsenal's first team.
Glen Kamara has looked back to his best during the Euro 2020 qualifiers, despite some below-par Scottish Premiership displays for Rangers.
Kyle Walker-Peters missed Tottenham Hotspur's last game with injury.
Injuries, a change of manager and more Celtic options have left the Australian on the outside looking in.
Leicester City midfielder James Maddison was reportedly wanted by Tottenham Hotspur when he was 16 years of age and was at Coventry City.
Tottenham Hotspur have been said to be keen to sign Leicester City's Ben Chilwell.
Ryan Jack of Ibrox side Glasgow Rangers is injured at the moment.
Anthony Gordon can't stop scoring in Premier League 2 for David Unsworth's Everton U23s.
Aston Villa and Leeds United both reached the Championship play-offs last season.
Roberto Firmino is one of Liverpool's best players.
Glasgow Rangers manager Steven Gerrard reportedly wants Claudio Marchisio at Ibrox.