Sead Kolasinac transfer to Arsenal with no fee!

23-year-old moves to Arsene Wenger’s side on a free transfer from Schalke and has signed a five-year deal with his new club.

Arsenal confident of £50m transfer as Wenger promises star £250,000-a-week
Draxler, who has previously been one of Arsenal’s transfer targets, played with Kolasinac during their time together at Schalke.
And the Germany international sent a message to his former team-mate after Arsenal’s deal was confirmed on Tuesday.

I think Sead Kolasinac is a good player on sideback , which can replace Monreal and Bellerin so that the defense line of Arsenal will be more comprehensive. However, I think the most critical part is that whether Ozil will stay in Arsenal or not , since Ozil seems does't fit in Arsenal's strategy, and it is time for finding new attacker or even striker since Welback and Giroud are not so fast and agile enough....