Even if we could afford his wages, he's scored a grand total of 16 goals over the last 6 seasons.Luka Jovic.
Cullen has 30 goals in that same time, Yates has 65, Vipotnik has 48.
Different standards of leagues obviously but Jovic only had one prolific season at Frankfurt, which got him his move to Real Madrid. He scored 3 goals in 51 games for them and has been very mediocre in Italy ever since