Millicas Gremory

Millicas Gremory is the son of Sirzechs Lucifer and Grayfia Lucifuge, and the nephew of Rias Gremory. Although his father is Lucifer of the Four Great Satans, it is not applied to Millicas, as it is only required for Sirzechs, thus Millicas' family name is Gremory and is next in line after Rias as family head.

Appearance
Millicas is a young boy with short crimson red hair and red eyes.

Personality
Millicas is shown to be a well-mannered boy. Despite his young age, Millicas is shown to be very responsible even planning about his future peerage.

History
Millicas is born a few years before the start of the series.

Birth of the Breast Dragon Emperor
Millicas first appeared in Volume 5 in the Gremory Castle to greet Rias when she returns to the Underworld.

The Legend of Oppai Dragon and his Lively Companions
In Volume 13, Millicas goes to the Hyoudou Residence and lives with them. He later has a mock battle against Issei, Kiba, and Gasper. Despite losing to them, his power is extraordinary and his talent is said to be the same as that of Vali by Issei. During his stay, Millicas reveals that he wants to make a team like his father in the future. Later, when Sirzechs asks him whether he likes Satan Red or Oppai Dragon, where Millicas says Oppai Dragon. This made Sirzechs sad, and became worse when he sees Issei and Millicas getting along. At the end, Issei calls him Millicas instead of Millicas-sama.

Powers & Abilities
Being a son of two Ultimate-class Devils, Millicas possesses an incredible amount of talent. Like his father and aunt, Millicas also possesses the Power of Destruction from his grandmother. Despite Millikas' young age, he has shown better control skill of his Power of Destruction than that of his aunt, being able to shoot them like shotgun as well as comtrolling its direction.