The striker is in fine form for Cologne and has previously been linked with West Ham United.
HITC Sport understands Sandro Ramirez, Anthony Modeste and Andrea Belotti are on their list.
West Bromwich Albion are said to be keen on the former Blackburn Rovers player.
Only the most prominent 1.
An explosive start to the season has Anthony Modeste dreaming of a France call up and Blackburn dreaming they had made his loan permanent.
The French striker has been linked with a move to West Ham this summer.
The Hammers are eyeing the striker as a replacement should Diafra Sakho join Sunderland.
FC Koln have signed Anthony Modeste from fellow German side Hoffenheim.
Could the infamous flop replace Wilfried Bony at the Liberty Stadium?
Transfer news from Liverpool, Tottenham, Arsenal and West Ham United.