<p>Back three: <strong>Mattia Caldara, Andrea Masiello and Rafael Toloi</strong></p> <br /><p>The surprise package of the Serie A this season, Atalanta look set for automatic qualification to next year's Europa League. One reason for their success has been a solid back line, which has been marshalled by Italian duo Caldara and Masiello, and Brazilian Toloi, the three of whom have played together 30 times for <em>La Dea</em>.</p> <br /><p>Average goals conceded per game: <strong>1.1</strong></p>
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