Interest in signing one Arsenal loan star this summer is heating up, meaning that Mikel Arteta will soon have a big decision to make. Arsenal currently have a number of players plying their trade away from the Emirates Stadium on a temporary basis. Scottish left-back Kieran Tierney is currently playing for Spanish side Real Sociedad in La Liga. Tierney has admitted that his time at Arsenal is likely all but over, as Mikel Arteta’s tactical philosophy does not suit his natural game. Meanwhile, Albert Sambi Lokonga has impressed at Luton Town. The likes of Nuno Tavares, Charlie Patino, Brooke No…