Luiz used to be a marvel signing from Chelsea on time limit day, whilst the Gunners additionally reinforced their left-back by way of touchdown Tierney from Celtic in a £25 million deal.
Tierney is recently injured whilst Luiz used to be an unused replace in Arsenal’s 1-Zero victory over Newcastle United at St James’ Park on Sunday.
But Merson believes each avid gamers will ultimately change into a key a part of Emery’s gadget at Arsenal.
‘When you’re having a look at them and also you’re naming them avid gamers, I wouldn’t be stunned if he began going to a 3 at the again,’ Merson mentioned on Sky Sports’ ‘The Debate’ display..
‘Play them two and David Luiz in the course of them.
‘He can come out and play, you’ve were given Tierney enjoying as one wing-back.
‘I feel it fits all the defenders.
‘If you might have 3 centre-halves enjoying there it provides they all one thing to fall again on.
‘If Tierney can get forward he can play, so he’ll need to get ahead.
‘They’ll need to bomb ahead down the opposite aspect and they may be able to ranking targets.
‘I’m having a look ahead to Arsenal this season. I used to be relatively inspired [against Newcastle], I used to be relatively inspired.
‘It used to be a exhausting sport, going to Newcastle, first sport of the season, a couple of recent avid gamers.
‘For me it was comfortable and [Pierre-Emerick] Aubameyang what a goal, what a goal.’