Too good to be true.
And wouldn't be unnecessary imo. He's not JJUST a DM. He is a box to box player like Marchisio, but he can pass and creat wee enough, considering we have Diego. D'Ago, Marchisio, Sissoko, Diego looked like the most conplete midfield, but Melo is another level of qulaity imo and it would be really nice to have him in our side.