Manchester United have tried to make it a habit in the past to look to Spain to sign top youth talent. Back in 2020, Manchester United raided Barcelona, Real Madrid and Atletico Madrid to sign Marc Jurado, Alvaro Fernandez and Alejandro Garnacho. While in an ideal scenario, all three would have developed into first team stars, you would have settled back then if offered a guarantee that one would. Alejandro Garnacho is that man, establishing himself as one of the team’s key players. Now, United are looking at another potential raid for a La Liga jewel, Pau Cubarsi. According to Sport, United a…