As a result, representative Fali Ramadani has conceded that the German international made need a temporary switch away from Stamford Bridge for the good of his career.
"I will not hide the fact that Marin has several interesting offers of a loan until the end of the season," said Ramadani. "I cannot name clubs, but I can say that the offers come both from Western and Eastern Europe.
"We'll have a conversation soon with the Chelsea hierarchy about all possible options for him to continue his career."
Meanwhile, Russian newspaper Izvestia has today claimed that CSKA Moscow are the favourites to secure a loan deal for the former Werder Bremen winger.