Nagareboshi Mariel

 is one of the protagonists in Sparkl!ng World Pretty Cure!. A varsity player and a cheerleader in the Baseball Team who has a very boyish personality. She has a outstanding perfomance at sports, but her studies is terrible. She was a daughter of a famous baseball player and always cracking jokes. Isabel looks like messy and untidy and get hassle from all of her works. She has a loud and crazy voice, which she can embarassed easily.

Her pretty Cure ego is Cure Blast, the star warrior represents the power of supernovas.

Personality
Isabel is a varsity player and a cheerleader in the Baseball Team who has a very boyish personality. She has a outstanding perfomance at sports, but her studies is terrible. She was a daughter of a famous baseball player and always cracking jokes. Isabel looks like messy and untidy and get hassle from all of her works. She has a loud and crazy voice, which she can embarassed easily.

Cure Blast
Kyua Burasuto (キュアブラスト) is the pretty Cure form of Isabel. She represents the power of supernovas. In order to transform, she needs the Sparkling Module and her StarLits.

Transformation
Pretty Cure! Sparkling World! Formation! is Isabel's transformation phrase in Sparkl!ng World Pretty Cure!.