"Why are you running? WHY ARE YOU RUNNING!?"
— Zadkiel to Regulus, the Nemean Lion, whenever she sees him
Name: Zadkiel
Nicknames:
Zaddy (by Azazel)
Zad (by her siblings)
Demon of Innovation (by Everyone)
Azazel's Second (by Everyone)
The Bitch Who Keeps Testing Stuff on Us (by Hell)
The Fallen Idol (by Everyone)
That Crazy Bitch Who Keeps Finding Me (by the Nemean Lion)
Hair Color: Blonde
Eye Color: Gold
Relatives: Cadre, Archangels, God, Eliana
Affiliations: Heaven (Formerly), Grigori
Status: Alive
Ranking: Tier 5 (Mid)
Powers and Abilities
Great Light Power: As an 8-Winged Fallen Angel, Zadkiel wields extraordinary Light abilities.
High Strength: She possesses the physical power to fight against Tier 5 beings effectively.
High Durability: Zadkiel has endured combat with the Great Seraph Raphael without succumbing.
High Speed: She is fast enough to keep pace with Tier 5 beings.
Genius Intellect: A longtime student and assistant to Azazel, Zadkiel has spent millennia learning and contributing to his groundbreaking research.
Genius Scientist: Her deep understanding of the universe stems from working on Azazel's experiments since her creation, making her one of the most knowledgeable beings alive.
Genius Inventor: Zadkiel mirrors Azazel's knack for invention, recreating, improving, and repairing many of his creations while adding her unique flair.
Master Magician: She has absorbed all the magical knowledge Azazel imparted, making her a formidable sorceress.
Master of Magecraft: Zadkiel has mastered numerous fields of Magecraft, cementing her status as a leading expert.
Master of Formulaic Magic: Her skill in Formulaic Magic is so advanced that she regularly competes against Merlin in legendary contests of wit and power.
Flight: Zadkiel can fly.
Weapons and Tools
Imitation Grail: An experimental recreation of the Holy Grail by Azazel, this artifact is a "useful failure." It collects souls of the nearby deceased, storing them for Zadkiel to summon as ghostly apparitions. Notably, she commands Shuten-dōji, a Tier 4 Oni.
Imitation Seal: Another work-in-progress by Azazel, this artifact provides a slight boost to all spells.
Computational Device: This implant enables rapid, complex calculations, empowering users to cast high-level Formulaic Spells with ease. In Zadkiel's hands, its potential is limitless.
Armaments: A collection of Azazel's early Sacred Gear prototypes, these magical artifacts are versatile and unique. Their strength caps at mid-tier Sacred Gear levels.
Trivia
Zadkiel has the largest fan club among the Fallen, including members from other pantheons.
She is an aspiring idol, often compared to Gabriel and Sera (once the latter rises to Satan).
Zadkiel has a reputation for deploying what Azazel terms "Nazi War Crimes" against Devils during the Great War.
She is the wealthiest Fallen Angel, having performed for royalty across the realms.
Zadkiel owns a pet lion but dreams of capturing and taming the Nemean Lion as her ultimate companion.
She frequently ends sentences with "Umu", a phrase Azazel introduced to her.
A passionate admirer of Ancient Rome, Zadkiel adopts many of its customs in her daily life.
Her rivalry with Merlin is legendary, as their magical duels shape the annals of myth.
Zadkiel has trackers on Azazel at all times. Though initially for her research, Azazel tolerates them because they comfort her.