La Rojita made 11 changes for their dead-rubber against Serbia last time out - a match they edged 1-0 despite the complete overhaul - but Celades recalls his big hitters in Krakow.
Denis Suarez was tournament favourites Spain's best player in their final group match, but he is made to settle for a place on the bench in this showdown between the competition's two most successful sides.
As for Italy, manager Luigi di Biagio has made a couple of changes from the crucial 1-0 win over Germany at the weekend, bringing in Davide Calabria - instead of Alex Ferrari - for the suspended Andrea Conti.
Spain Under-21s: Kepa; Bellerin, Mere, Vallejo, Jonny; Llorente, Saul, Ceballos; Deulofeu, Sandro, Asensio
Italy Under-21s: Donnarumma; Calabria, Rugani, Caldara, Barreca; Benassi, Gagliardini, Pellegrini, Chiesa; Petagna, Bernardeschi