The Brazil superstar stunned Barcelona last year after Paris St-Germain secured a stunning £200m deal.
It made the 26-year-old the most expensive player in the world and left Barca scrambling for a replacement.
And since moving to France, Neymar has been in fine form as he helped PSG to a league title and the Ligue 1 Player of the Season award.
But reports have suggested that the Brazilian wants to leave after not settling in the France capital.
Real Madrid have looked the most likely suitors, though Manchester United have also reportedly joined the transfer race.
However, speaking about the rumours, Neymar’s former team-mate Messi revealed it would be disastrous if he did join Real.
He told TyC Sports: "It would be terrible, because of everything he means to Barcelona.