The Belgian has excelled as a striker during that run and, if Merino is fit, he would likely get the nod to start up front against PSG. Trossard, however, could play in midfield if Arsenal are without Merino for the first leg of their Champions League semi-final.

Mikel Arteta saw Arsenal throw away a win against Crystal Palace in their final game before they host PSG in the first leg of their Champions League semi-final next Tuesday

Mikel Arteta admitted Arsenal "dropped our standards" in Wednesday's 2-2 draw against Crystal Palace, which leaves Liverpool on the brink of winning the Premier League.

Crystal Palace's focus is now on a cup semi-final with Aston Villa the opposition at Wembley on Saturday. The Eagles are safe in 12th position in the Premier League and their hopes of a path into Europe rest on winning the FA Cup.

But the Arsenal boss will surely be wary of risking players given the title race is effectively over and their season is now all about the Champions League. Arsenal were given a huge injury scare in Sunday’s 4-0 win at Ipswich when Bukayo Saka was forced to come off before the hour mark.

Arsenal welcome Crystal Palace in the Premier League for their final game before the Champions League semifinals vs. PSG.