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.