Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Mal's blood on the crypt door confirms it: he's related to Morozova, and also to the Darkling (Ben Barnes) himself.
Source: https://www.slashfilm.com/1232467/shadow-and-bones-hunt-for-the-firebird-ends-with-a-twist/