Gotham City Sirens Crossovers
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Crimson Witch by HORRORMANIAC19 reviews
1 year & 3 months after the "Black Prom Massacre", Carrie White,is still alive, & alone in Gotham city. Until she meets Harley Quinn & Poison Ivy, which soon leads to the dawn of a new caped crusader: "The Crimson Witch". Rating might change...
Crossover - Gotham City Sirens & Carrie - Rated: T - English - Hurt/Comfort/Crime - Chapters: 6 - Words: 8,577 - Reviews: 12 - Favs: 10 - Follows: 8 - Updated: 4/16 - Published: 7/27/2016
The Seirens Valentine's Day! by Harley's Little Harlequin
It's Valentine's Day in Gotham City and a pair of Sirens are waking up to lovely surprise gifts from their favorite harlequin. Early Valentine's Day story!
Crossover - Batman: Arkham Asylum & Gotham City Sirens - Rated: T - English - Friendship/Humor - Chapters: 1 - Words: 1,662 - Favs: 1 - Follows: 2 - Published: 1/13 - Batman/B. Wayne, Harley Q., Poison Ivy, Catwoman/Selina Kyle
One Hazy Night by defying3reason reviews
Piper gets taken advantage of under the influence of Ivy's pollen. He goes to some friends to figure out what happened. In this chapter: Harley gets set up for a blind date.
Crossover - Flash & Gotham City Sirens - Rated: T - English - Humor/Romance - Chapters: 9 - Words: 16,717 - Reviews: 24 - Favs: 16 - Follows: 25 - Updated: 6/9/2011 - Published: 4/6/2011 - Hartley R./Pied Piper