Bruno Guimaraes, a £75 million summer transfer from Newcastle United to Arsenal, has addressed criticism from Sunderland fans who reportedly called him a "fat rat" during his return to the north east in a match at the Stadium of Light. The Brazilian midfielder had faced challenges in making an impact since joining Arsenal, dealing with injuries and competition for a starting spot from fellow midfielder Myles Lewis-Skelly. His opportunity finally came in the second half of the game against Sunderland, where he was introduced as a substitute and quickly made an impact by scoring the opening goal. Bruno’s goal came shortly after Arsenal’s goalkeeper, David Raya, made a crucial penalty save to deny Sunderland’s Enzo Le Fee a goal. However, every touch of the ball by Guimaraes was met with boos from the home crowd, and his celebration was interpreted by some as a gesture implying that Sunderland is a smaller or less prestigious club. The tension between the player and the fans escalated when it was reported that Bruno had jeered and called a "fat rat" as the Arsenal team coach arrived before the match. Following the game, Bruno reminded the Sunderland supporters of the jibe with a social media post, writing, “He knows what they are, the fat rat wishes you a nice weekend.” This response sparked further discussion among fans and media, though it did not detract from the positive performance he delivered on the pitch. His goal and an assist to Bukayo Saka were key moments in Arsenal’s victory, and his overall display was praised by manager Mikel Arteta. Arteta expressed satisfaction with Bruno’s performance, emphasizing his strong personality and the importance of the game for the player’s development. The manager highlighted that Bruno’s goal and assist were signs of his potential and predicted that it would not be long before he was starting regularly for the team. This match marked a turning point for Guimaraes, who is now expected to play a more prominent role in Arsenal’s campaign.