The lack of height across PSG’s back line may pose an issue, as Pacho is the tallest regular starter at 6’2”. As Arsenal rank among Europe’s most threatening teams from set-pieces, aerial duels will prove key, and Gianluigi Donnarumma will be under pressure to exact a ground stop in his penalty area.

Previewing Arsenal's Champions League semi-final first leg clash with Paris Saint-Germain. Includes how to watch on TV, team news, score prediction and full bui

The Gunners beat PSG 2-0 in the league phase of the Champions League way back at the start of October and it was fairly comfortable for them, although PSG did hit the woodwork twice and showed glimpses of the team they have become.