PVA to Crystal Palace, Oviedo from Everton - Replacement an Up or Downgrade?

Sunderland have survived many Premier League seasons with distinctly average full backs. For long periods we have resorted to shoehorning natural midfielders, usually unsuccessfully, in these positions; Kieran Richardson, Jack Colback and Craig Gardner for example. With the exception of Danny Rose and Marcos Alonso's loan spells, we have managed to maintain our Premier League status without ever being flashy at full back. [More]