Arne Engels is the subject of intense Celtic transfer speculation at the moment but he’s showing a strong mentality to get on with the task of performing for Augsburg. Celtic are reported to have opened discussions with the German side for Engels’ signature. It’s said that they’re looking for as much as £9m for the player. The Bhoys have a strong pot of money to play with this summer, especially when Matt O’Riley’s sale to Brighton goes through at an initial fee of £25m, rising to £30m. Engels appears to be the priority when it comes to directly replacing the Danish international but there’s n…