Julian Alvarez was left humiliated as he faced backlash from the Atletico Madrid fans amid his persistent transfer rumours.Alvarez openly admitted in June that he wanted to leave Atletico and join La Liga rivals Barcelona to ‘fulfill his dream’.Alvarez faced some huge backlash at Atletico’s game on SundayGettyBarca had an £86million bid rejected before those comments, while Arsenal are also interested in signing the Argentinian.talkSPORT understands that the Gunners are still actively exploring a move for Alvarez before the transfer window closes.And they may have received a boost in their bid to sign him after he was hounded by Atletico‘s supporters on Sunday.Alvarez angered his own club’s fan base by admitting his wish to leave and join Barca, with an exit now seemingly looking inevitable.What happened to Alvarez? Diego Simeone named Alvarez as a substitute for Atletico’s first home game of the new La Liga season against Villarreal. As his name appeared on the big screens at the Riyadh Air Metropolitano, wild boos and loud whistles rang out. Footage showed him sitting and looking solemn on the bench as he faced some huge backlash from the stands. It got worse for Alvarez too, as Simeone then decided to bring him on, with him being met with even more boos and whistles.Atletico went on to draw 2-2 with Villarreal on the day, but post-match, things managed to hit a new low for Alvarez. As his teammates stayed as a group to clap their fans after the full-time whistle, he walked straight down the tunnel alone, leading to further backlash and a scarf being thrown down at him.View Tweet: https://t.co/JKZ2eAe6KoSimeone says the decision for Alvarez to go down the tunnel was made above himGettyWhy did Alvarez walk away from the fans? Alvarez faced a massive negative reaction as supporters assumed that he had chosen to walk down the tunnel alone.But manager Simeone explained that he was actually told to leave his teammates and not stand in front of the fans.“The club staff told me that the club decided Julian should not go over with his teammates to greet the fans, and that it was not Julián’s decision,” Simeone said post-match.“The club made the decision to keep him away and have him head to the dressing room.”On the fans’ reaction to Alvarez throughout the afternoon, he added: “No, I’m not in a position to give advice to the fans. I think I need to focus on my work, which is to give my best on the sporting side for the good of Atlético de Madrid.”Meanwhile, Alvarez’s teammate and Simeone’s son, Giuliano Simeone, stood by his fellow Argentina international.He said: “Julian is a top player, and we stand by him. We have to support him, and as long as he’s part of our team, we’ll fight alongside him until the very end.”