Parry said: "We're very excited by him (Cisse). He's got a tremendous goalscoring record, great pace and a powerful shot. He will boost us.
Rafa and I are talking daily about team planning and I think his philosophy, quite rightly, is that he wants to have a good look at everybody in pre-season training and see what we've got.
"We have to see how the players we've got perform, but yes there may be some new faces."