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.
He killed the Hellions, his personal team on Krakoa, in order to keep secret the Arakki genes he stole from Tarn.
Source: https://www.cbr.com/mr-sinister-greatest-xmen-antagonist/