The series primarily focuses on monster encounters and human survival, with no documented instances of female characters engaging in or winning close-quarters physical combat against male human opponents. Female characters are involved in escaping monster threats, not direct physical altercations with men.

Monarch: Legacy of Monsters features original characters, such as Cate Randa, who are consistently portrayed with their established identities. For returning characters from the MonsterVerse, there is no evidence of their on-screen gender differing from their canonical portrayals. The series does not depict any character with a gender different from their original canonical or historical gender.

The provided information indicates that characters with established racial backgrounds were cast authentically. For characters whose race was not explicitly defined in prior canon, casting choices introduced diversity without altering a pre-existing racial identity.