Scoring 21 minutes into your debut against your old rivals is certainly not a bad way to start your career in England. And that’s exactly what Anthony Martial did for Manchester United against Liverpool last week following his surprise £36 million Deadline Day move from AS Monaco. With Wayne Rooney a doubt for this weekend’s trip to Southampton, the Frenchman is in line for his first Premier League start. Can he shoot down the Saints? Only time will tell.