One of the best players in the Championship and someone who has turned his career around.
Tomlin could well be deployed just behind the main man up top, be it Vossen or Bamford and will be looking to create a bit of magic.
Arsenal may have the likes of Ozil and Cazorla, but Boro have their own magician at times and the versatile player who can function as a striker, winger or a number ten could well be the difference on the day.