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.
Especially in recent years on Krakoa, as he's gained his own team in the form of the Hellions.
Source: https://www.cbr.com/x-men-what-if-mister-sinister-mutant-team-marvel/
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/