When Martin Odegaard came on at London Stadium against West Ham United, he looked like he had a point to prove and he lifted everything about the way Arsenal were playing. Then, when that magic moment comes where he has played a lovely little give and go with Declan Rice and found space himself inside the area, did he have the calmness and awareness to wait and play the perfect pass for Leandro Trossard? Before now, Eberechi Eze, Noni Madueke, Kai Havertz, Viktor Gyokeres and Bukayo Saka have all played their part in crucial goals at important times.