Clubs: FC St. Gallen, FC Wil 1900 (loan), BSC Young Boys
Under-21 debut: 2-0 v Norway (20/08/2008)
Senior international debut: 1-0 v Austria (11/08/10)
• An attacking midfielder, Costanzo illustrated his eye for goal when he scored 14 times as St Gallen won promotion to the Swiss top flight in 2008/09; matched that tally the following season.
• Joined Young Boys in summer 2010 and made seven appearances as the Berne club reached the UEFA Europa League round of 32.
• Made his first competitive appearance for Switzerland in their opening UEFA EURO 2012 qualifier, a 3-1 loss to England.
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