From January to May, Mata appeared 15 times and scored six goals. The Red Devils still finished the season in an embarrassing 7th place but Mata’s performances and dedication to his new team were praised despite the difficulties experienced during his first few months.
Even before the attacking midfielder was given his debut, critics debated how he would fit into a squad that already had a very able playmaker in Wayne Rooney and if it was even possible for both players to work alongside each other.
This season under new manager Louis van Gaal, Mata is experiencing the same problems that led him to leave Chelsea as he spends more and more time on the bench.
Now with rumours that the player might be moving on in the next window here are five reasons why Mata WILL indeed leave United in January
Click on Mata to unveil our top five reasons.
United supporters! Do you think Mata should stay a United player? Do you think he will leave in January and who should come in to replace him? Let us know your thoughts below or tweet us @LaFootyettes.