Barcelona head coach Quique Setien talked up Inter forward Lautaro Martinez and said lining up alongside Lionel Messi was a "huge incentive" for players.
Martinez has been heavily linked with a move to the La Liga giants, who are also reportedly interested in Paris Saint-Germain star Neymar.
He had only a limited impact in his debut season with Inter, playing understudy behind ex-club captain Mauro Icardi until the striker's falling-out with Nerazzurri management.
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But Icardi's exit to Paris Saint-Germain and the arrival of Antonio Conte have transformed Lautaro's prospects, making him one of Europe's hottest properties up front.