Ninety-three mercenaries from Syria were killed so far in Nagorno-Karabakh [(Artsakh)], and the bodies of 53 of them were taken back to Syria, sources in the Syrian opposition told RIA Novosti.

"The bodies of 53 [more] mercenaries were transferred to Syria on Sunday. Thus, the number of Syrian mercenaries killed [so far in Karabakh] is 93 people," said a source of this news agency.

Besides, according to the source, the third group of Syrian mercenaries left for the Nagorno-Karabakh conflict zone last weekend; 430 people were sent," the source said.