Who plays defensive midfield?

Since coming back DON (15) has been a revelation in our starting lineup, however as a defensive midfielder he offers ball playing ability, but is it better to have a ball-winner like SAVE (29) to help out the defence? ICE (16) has really improved in recent weeks, maybe his all-round ability pushes him into the starting XI? The choice is yours! (watch our last league game in the link below)