Atanas Chernev has joined 1. FC Kaiserslautern on loan from the Portuguese first division club CF Estrela Amadora. Chernev is a Bulgarian U21 international with 15 appearances and has also debuted for the senior Bulgarian national team, for which he has 2 appearances. He previously played for FC Getafe's U19 team, then moved to Estrela via a stint in Bulgaria, where he became a regular starter. FCK sporting director Marcel Klos stated that with the signing of Atanas Chernev, they have succeeded in strengthening their defense with a player who fits their desired profile very well. Klos added that with him, they gain a talented, strong header and aggressive player who also brings an important impact to their game due to his physical attributes. Chernev said that he did not require much time to consider it when the opportunity to join 1. FC Kaiserslautern arose. The signing was made in response to the renewed injury of Jisoo Kim.

Atanas Chernev has moved on loan to 1. FC Kaiserslautern from the Portuguese first division club Estrela Amadora. It is reported that 1. FC Kaiserslautern has a purchase option for 1.2 million euros. FCK sporting director Marcel Klos stated that with the signing of Atanas Chernev, they have been able to strengthen themselves defensively with a player who fits their desired profile very well. He also said they have acquired a talented, strong-in-the-air, and aggressive player who contributes an important force to their game because of his physical characteristics. Klos also mentioned that although Chernev primarily plays as a central defender, he has the required flexibility to be utilized throughout the entire defense.

Bulgarian international central defender Atanas Chernev, 23, will move to Kaiserslautern, a club competing in the second tier of German football. Chernev, who joined Estrela da Amadora this season and has participated in 16 games, will transfer on a loan agreement that includes a purchase option. His contract with the Portuguese club expires on 30/06/2026. He has two caps for the Bulgarian national team. His current market value is estimated by Transfermarkt to be €700k.