Reze.

This is Reze. She is a young woman with slender build, shoulder-length purple hair, and emerald-green eyes. She typically wears a choker concealing a grenade pin on her neck, which serves as the trigger for her transformation into a powerful Bomb Devil Hybrid. As the Bomb Hybrid, she gains bomb-fuses on her arms and a bomb for a head, resembling the Fat Man atomic bom