Sunderland have just over four hours to sign a senior striker. The Black Cats have gone 19 months without a proven No.9 in their squad, failing to bring in a new forward since Ross Stewart’s season was ended back in January 2023. Sunderland have been through the likes of Joe Gelhardt, Nazariy Rusyn and Mason Burstow since, but they are yet to find a player capable of finding the net on a regular basis. While they have signed Wilson Isidor this summer, they are still eager to bring in another forward and have been linked with a number of impressive names. After missing out on Alexandre Mendy, T…