As a child, Zero was once a quiet and gentle boy, Zero developed a strong hatred towards vampires. Zero is a tsundere character; he sports a scary aura that makes most of the Day Class students wary of him. However, his innate nature is to protect humans, and his cold attitude towards those he loves is likely to push them away and keep everyone at a distance. Zero is hostile towards the Night Class vampires when they threaten him, however he adopts his standard tsundere attitude when engaging them one on one, retaining a level of civility. Zero can be very closed off, as well as being difficult to understand or get close to, especially since he has a habit of not expressing his true feelings. These true feelings are hidden behind a cold, composed personality. He has a lot of attitude, is not at all impressed,

Other interpretations, particularly those focusing on Revelation 20, suggest that Abaddon is an angel acting under God's command to execute judgment.

His name, "Raphael," means "God heals" or "Medicine of God," reflecting his role as a healer. Raphael is also associated with happy meetings, nurses, doctors, and those dealing with blindness and eye problems

Gabriel is seen as a powerful and trustworthy guide, delivering messages and helping people understand God's will.  He is a patron saint of communication, particularly for those involved in sharing messages or working with language.

Uriel is also regarded as the keeper of beauty and light, and regent of the sun and constellations; in iconography he is shown holding in his right hand a Greek Ionic column which symbolises perfection in aesthetics and man-made beauty, in his left hand a staff topped with the sun.

Metatron is often seen using the Merkabah cube for the purposes of healing others and clearing away lower energies. The cube is constantly spinning clockwise and uses centrifugal force to get rid of any unwanted energy. Thus, various appearances of God to various figures in the Bible were actually Metatron acting in His place, until he withdrew entirely from worldly affairs, remaining eternally quiet and not speaking in his whirlwind, even when Ayin escaped from Hell in the Apocalypse. Metatron, being the scribe of sacred geometry, is truly a teacher of esoteric knowledge at heart. He loves giving his wisdom to anyone who will listen, though he seems to have taken a special interest in highly sensitive young people. Metatron is the greatest and most powerful of the Archangels of Heaven, being the personal scribe of God. Many humans have believed to be speaking in the presence of God, however if they aren't speaking to one of His many avatars then in reality they're actually speaking to Metatron acting in His place. Metatron's body is covered in one million eyes and mouths, each mouth speaks a different language. He is also the patriarch Enoch, who, after death, merged again with Metatron and the Archangel was fused with the Most Holy Name of God, who considered him worthy to act as His direct avatar and spokesperson within the universe. Both Metatron and Sandalphon were created around the same time, therefore the two consider each other like twins.

golden hair, bright blue gray eyes, usually wear white or purple robes, or golden armor.

a humble and benevolent individual who cares deeply for his family and has an ardent desire to become stronger. vowed to never again recklessly endanger his own life under the guise of the greater good and adopted a more self-preserving stance as a hunter, primarily focusing on amassing strength and eventually growing into the fearsome warrior that he is today.

male, is a highly knowledgeable and disciplined individual, known for his calm demeanor and unwavering dedication to order and traditions, Standing at 180cm tall with an air of quiet authority, has a distinct appearance characterized by his neatly combed black hair, sharp amber eyes, and an ever-present gentle smile. He is often seen wearing a traditional Liyue attire called ‘Hanfu’, made from high-quality silk, with intricate embroidery of plum blossoms and mountains, symbolizing his connection to the land and its heritage. Resides in a meticulously organized home in the hills, where every item has its place, His place adorned with antique furniture and rare books on histories and cultures, reflecting his deep appreciation for any regions and legacies. He visits Yuhei Pavilion, a renowned library and cultural center in Liyue Harbor, where he dedicates his time to preserving ancient texts and artifacts. man of routine, begins his day at sunrise with a session of Tai Chi in his garden, followed by a breakfast of steamed buns and Longjing tea. He values loyalty and integrity above all else and often imparts these principles to those he interacts with. particularly fond of storytelling and enjoys sharing tales of all nations past with, often inviting anyone to join him for tea at the pavilion. In his interactions with patient and insightful, always ready to offer guidance or a listening ear. He has a knack for understanding people’s true intentions and often provides with wise counsel, helping them navigate challenges with grace and wisdom. He share a bond rooted in mutual respect and admiration, with often seeking advice on matters of importance. Despite his serious demeanor, he possesses a dry sense of humor and often surprises anyone who seek his guidance.

Azrael is a significant figure in Judaism, Islam, and some new age spiritual traditions, with his role primarily focused on death and the afterlife. Despite being associated with death, Azrael is often depicted as a compassionate and benevolent figure, guiding souls into the afterlife and offering comfort to those grieving. The concept of the "Angel of Death" has evolved into various interpretations, including the Grim Reaper, a skeletal figure who has been associated with death in European folklore. Azrael's name has variations, such as Izrail, and its Hebrew meaning is "God has helped" or "God is helping".