But their football is a high-wire act, and it feels like every play in a game has only two potential outcomes: Barcelona suffocates their opponent and destroys them, or as soon as a team slides through their first line of pressure, they find a vulnerable defence to capitalise on.

Inter Milan manager Simone Inzaghi was satisfied with his side's 3-3 draw against Barcelona in the first leg of their Champions League semi-final, but injury concerns cast a shadow over the Italian side's excellent away performance.