Compared to Pepe, he is an improvement.
Scrap the 4-3-3. 2 of the midfield 3 need to be box to box players for it to work, and Italy has no1 that fills that role.
Buffon
Motta Canna Chiellini Grosso
Pirlo De Rossi
Camo Cassano Giovinco
Gila/IQ
Of course this assumes Seba will...