That’s the opinion of Sky Sports’ Spanish football expert Guillem Balague.
The former PSG and Sevilla boss saw his new side move into the Premier League’s top four following last weekend’s 5-1 thrashing at Fulham.
Arsenal have been in stunning form of late, winning their last nine games in all competitions.
“The main thing here is that basically Wenger didn’t care so much about the rival,” he said in a video on his YouTube channel.
“And Unai Emery for the last two days before the game concentrates on what to do to affect the rival.
“That is sometimes about the way they attack, it’s sometimes about the way they defend but it’s information that the players come out on the pitch which they didn’t have before.
“I remember there was a game against Barcelona a few years back, this was four or five years back.
“He tends to talk individually and collectively to players, he’s done so with (Mesut) Ozil, with (Aaron) Ramsey.”
The Gunners are just two points behind league leaders Manchester City, Chelsea and Liverpool who are all separated by goal difference.
Following the international break they return to action as they welcome Leicester to the Emirates.