Barcelona have an ambitious plan to sign one of Arsenal’s best players in the next three years. Mikel Arteta has built a truly marvellous squad at the Emirates Stadium. The Gunners have world-class players in multiple positions on the pitch, and they are all attractive options for other big clubs. Barcelona are no longer the side they once were. They have been in deep financial trouble for a few years now, and that has stopped them from making huge signings. However, there is now some fresh hope about the future for the Spanish giants, who are planning to make a big move to sign an Arsenal pla…