Origins: BleachAlias: Ulquiorra, Cuarta(4) Espada, Aspect of death - Nihilism
Classification: Arrancar, Cuarta(4) Espada
Threat level: Dragon-
Physical strength: Town+ striking
Destructive capacity: Mountain+ (Lanza del relampago's explosion dwarfed Las Noches in height)
Durability: City+ (Hierro adds more protection)
Intelligence: Very high. Is very calm and analytical. A skilled and experienced fighter void of emotions.
Stamina: Very high. Able to keep on fighting for a period of time even without some vital organs.
Standard Equipment: Caja Negacion, Zanpakuto