Coutinho put pen to paper on a five-and-a-half year deal at the Nou Camp earlier this week, claiming the switch from Liverpool to Barcelona was like a dream come true.
However, Barca manager Ernesto Valverde is far from finished in the transfer market this month, with the Catalan club rumoured to be monitoring a host of other stars.
Meanwhile, rivals Real Madrid are 16 points off the pace in La Liga and desperately require reinforcements, but who will Zinedine Zidane pursue?
Mauro Icardi, Aymeric Laporte and Kepa Arrizabalaga have all been linked with moves to the Bernabeu, while Valencia are also set to be busy this month.
With the January window wide open, Football Whispers have rated the most likely transfers which will take place involving La Liga teams this month (1 β unlikely, 5 β very likely).

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Take a look through the gallery above to see the most likely La Liga deals to occur during the January transfer window.