Femme Fatale

Femme Fatale is type of hero, very commonly tropes found in any media.

It's about a type of heroine who can use her charm to attract a malcontent or/and make new allies for the good side.

Who are they and what make them so Special?
A beautiful, seductive, yet ultimately heroic, woman who uses the benign power of her sexuality in order to ensnare the hapless villain into danger or in more complex purpose, manipulate them so any kind of evil scheme that they have planned with horribly failed/backfired, resulting their defeat.

No matter which side they are on, all Femme Fatale have good socializing skills aside sexuality. Just like charismatic individuals, Femme Fatale repeatedly winning allies, averting fights entirely with a few well placed words or even just more personal pursuits like being lucky with love.

Examples of femme fatales: Brenda from Savage Streets, Rose Tyler, Rouge the Bat, Catwoman, and Ada Wong.

This is also counted as "Heroic Seductress".

Many femme fatales, stereotypically, tend to be Arabian, Greek, Italian, Spanish, Portuguese, Romanian, Russian, Ukrainian, Bulgarian, Serbian, Slovenian, Croatian, Macedonian, and along those lines.