It’s certainly no secret that Mikel Arteta has been keen to bring Aston Villa midfielder Douglas Luiz to Arsenal for some time. Arsenal have been tracking Luiz for years, a player who could perfectly suit a few roles in Arteta’s midfield. But Arsenal’s patience in securing their target has led to him becoming insurmountably important for Unai Emery’s Aston Villa project. And a player who was once seen as a more realistic or cost-effective alternative to the world’s best, may now not present that value. A fee similar to the deal that brought Declan Rice to Arsenal has now been mentioned – somet…