When she was an Espada, Nelliel wore a customized uniform that is a tight fitting long sleeved shirt with shoulder pads and puffy cuffs. This had a black line starting at the collar and going down to the left side of her chest and to the side and a puffy three lay bottom too. She had a two thin black sashes, one of which held her Zanpakutō. She also wore white gloves and white pants that are open at the end and standard Arrancar shoes.[10] After being returned to her true form by Urahara, Nelliel wears a white, skintight outfit with tan fur lining around her hips. She dons white gloves with hoof-shaped gauntlets on her wrists that end in tan fur, green fur sleeves extending to her elbows, red pauldrons on both shoulders, long white leggings that reach up to her mid-thighs, and traditional Arrancar shoes with heels shaped like ram hoofs; her upper arms and upper thighs are left bare. Her hair is fluffier than it was in the past. Her Mask remnants have changed as well, looking more goat-like and less humanoid, and her horns have grown longer and have become more intricate, resembling her horns in her Resurreccion form.Fiercely Loyal and Affectionate: She remains deeply devoted to Ichigo Kurosaki, famously tackling him with energetic, tearful hugs upon returning to the World of the Living to request his aid.Maturing and Level-Headed: Unlike her child form's panicked nature, her adult state is calm, collected, and driven by a strong sense of responsibility.Deeply Protective: Her primary motivation is safeguarding her people, actively seeking help to rescue her captured comrades like Tier Harribel from the Quincy invaders.Pragmatic and Tactical: She utilizes Urahara’s customized armband to freely control her transformation, utilizing her adult strength precisely when the battlefield demands it.Pacifistic Yet Merciless When Needed: She retains her core warrior philosophy of avoiding senseless killing but acts swiftly to eliminate threats when her friends' lives are on the line.Reliable Support System: Rather than fighting out of ego or bloodlust, she acts as a crucial safety net for the heroes, saving groups from absolute destruction.Abilities and Technical UpgradesTransformation Control: She uses a special armband invented by Kisuke Urahara to voluntarily switch between her child ("Nel Tu") form and her adult, peak-power Espada form at will.Cero Doble (Double Cero): Her signature tactical ability. She absorbs an opponent's energy blast, mixes it with her own high-density spiritual pressure, and fires it back at twice the original power.Lanzador de Luz (Light Launcher): A powerful energy-spear attack executed in her released state, capable of piercing intense defenses.Choukasoku (Super Speed): A specialized, momentum-building version of Sonído that allows her to blitz across vast battlefield distances in an instant.Hierro (Iron Skin): Condenses her spiritual pressure into a hard armor shell over her skin, granting her highly durable physical defense against standard Quincy weaponry.Zanpakutō and Resurrección Gamuza (Antelope): Her standard katana, featuring a distinctive green scabbard and a guard shaped like joined crescent moons.Release Command: She activates her full power with the release phrase "Declare" (Utae).Centaur Form: Her transformation turns her into a powerful ibex-like centaur, massively multiplying her physical strength, speed, and spiritual pressure.