Last summer's transfer window can be deemed as a success for Manchester United, with the addition of Casemiro in particular spurring Erik ten Hag's side on to what has been a successful season so far.
Things could have been different with the Brazilian having emerged as a transfer target after a failed move for Barcelona midfielder Frenkie de Jong.
The Dutch midfielder worked alongside ten Hag at Ajax and they enjoyed great success together before Barca swooped for the Netherlands international.
Since his move to Spain, the Catalan club have slipped out of Europe's elite and last summer's overhaul could have seen him leave the club with Barca keen to make money following a big spending spree.
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