5. Sergio Aguero

Sergio Aguero is one of the world's best strikers who would settle in at any big team.

Not only that, but the 25-year-old is also extremely marketable.

Manchester City have the financial clout to keep the Argentina international at the Etihad Stadium for the rest of the career, but even they would surely consider a ridiculous bid - £90m+ perhaps - if it was offered.

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