When Mikel Merino joined Arsenal from Real Sociedad in August 2024, few thought they would ever ask if he could be their number nine. He arrived at Emirates Stadium as a 28-year-old Spain international midfielder with more than 200 La Liga appearances and a Euros title to his name. Not once had he played as a striker. But little more than a year on, Merino is a serious contender to be Arsenal's main frontman