The Premier League outfit has since confirmed that the Albania international will miss the rest of the season, leaving Pierre-Emerick Aubameyang and Kai Havertz as their two primary options in attack.
Having netted just 17 times in 14 top-flight fixtures, contributing to the club sitting eight points adrift of the top four, Graham Potter and his recruitment team were expected to contemplate their options ahead of the start of 2023.
However, it appears that the West Londoners have instead taken their competition by surprise by moving for a player who has been plying his trade in Norway.