 Mifsud remained a free agent for the last half of 2009 and the start of 2010, even though he was still an automatic choice for the national team.He finally joined Maltese club Valletta until the end of the 2009–10 season.He made his debut for Valletta on 19 March 2010, against Qormi leaving his mark in the "Citizens"' 3–0 win.