Boa Marigold is the sister of Boa Hancock and member of the Kuja Pirates. She ate the Snake-Snake Fruit: Model King Cobra.
The younger sister of the powerful Snake Empress Boa Hancock, Boa Marigold along with her sister Boa Sandersonia serve their older sister whenever she asks of their services on Amazon Lily and accompanies her on her trips outside of the island. She ate the potent Hebi-Hebi Fruit: Model King Cobra, which allows for her to transform into a giant serpent and gives her the ability to spit highly toxic poison at her rivals.
Boa Marigold is a supporting character from the One Piece series by Eiichiro Oda. The series first began serialization in Shueisha's Weekly Shōnen Jump on August 4, 1997. She first appeared during the Amazon Lil Arc that began in Volume 53.
Her first anime appearance was in One Piece Vol. 53, CH. 516 " Pirate Empress Boa Hancock".
One Piece '3D2Y' Overcoming Ace’s Death! The Oath with Luffy’s Crewmates!
A TV special that shows more of Luffy's training during the timeskip and features a new villain, Byrnndi World "The Destroyer of the World".