Arsenal built the foundations of their new success on a desire for competition, an appetite for battle. But what happens when that spirit is insufficient, when your opponents play just as hard as you do? Well, then you bring on Bruno Guimarães and you play even harder.
Arsenal had just snatched an equaliser against a dominant Leeds side when Mikel Arteta introduced his key summer signing. The former Newcastle captain has been having to bide his time but when he entered the field just after the hour, he turned the game on its head.
