Bayern Munich v PSG: are Harry Kane, Luis Diaz and Michael Olise the best front three?

Three-man forward lines have been a staple tactic throughout the history of football.

But they have arguably never been as popular as they have over the last 15 or so years.

It is a resurgence that is largely down to Barcelona’s success under Pep Guardiola between 2008 and 2012.

Guardiola helped…