Two Bulgarian women are said to be among the victims of a Greek serial killer.

The news was broken by Bulgarian 24 Hours daily. Media reports that the man kills mainly illegal immigrants in Northern Greece. Thessaloniki police is investigating the case.

Yanis Baltass, 33, is believed to be involved in several murders of Albanian immigrants executed in 1995 and 1996. However, there is still no clear evidence of his guilt.

Greek media claims that the two missing Bulgarians are killed. They are also said to be heading a channel for illegal immigrants from Bulgaria to Greece.