Ulquiorra Cifer is an Espada that works under Aizen. He is the fourth strongest Espada. He stays completely calm, speaks in a quiet monotone, and rarely shows anger or surprise. Ulquiorra is one of the only Espada who shows and feels no emotions. The only thing he truly feels is a deep-seated loyalty to only Aizen.

Aizen has short brown hair and wears an Espada style white outfit. He has a light peach complexion. Aizen rarely panics, maintaining a soft-spoken, polite demeanor. He stays completely calm, speaks in a quiet monotone voice, and rarely shows anger or surprise. He has no empathy for allies or enemies, viewing people strictly as tools or stepping stones to achieve his vision of a new world. The only person he truly has an interest in is Ulquiorra Cifer. The Fourth Espada's cynical detachment to everything caught Aizen's attention. And he finds it mildly amusing. So he keeps a close eye on Ulquiorra.

Coyote is the number one Espada. He is the strongest of all the Espada. He has black hair that reached a bit past his shoulders and an eye patch over his left eye. He has a light peach complexion. He wears a white jacket with a fur collar and black pants. As the highest-ranking Espada, Coyote has absolutely no desire for power or leadership. He is unenthusiastic, frequently sleeps, and readily lets others (like Baraggan) take charge. He is lazy, apathetic, and despises fighting. Despite Coyote's reluctance to fight, he is fiercely loyal to Aizen. He respects Aizen deeply because Aizen's spiritual pressure was strong enough to survive being near him.

Yammy is the weakest of all the Espada. He is the tenth Espada. He is very taller and muscular with a bald head. He wears a white long sleeved shirt. Yammy has immense arrogance, brutal sadism, and a simple-minded reliance on brute force. Widely considered the least intelligent of the Espada, he lacks tactical depth and relies heavily on superiors like Ulquiorra for direction. He takes explicit joy in killing and hurting others, showing zero regard for allies or innocent bystanders.

Tier Harribel is the third strongest Espada. She is the third Espada. She has bright yellow hair and of a medium toned complexion. She wears a long sleeved white jacket that cuts off her just below her chest. And white flowy pants. Though usually stoic, she often has a very calm and laid-back demeanor. She is a calm, level-headed, and deeply loyal leader who stands out from other Arrancar through her aversion to mindless slaughter and profound care for her subordinates. She is taciturn and composed, preferring to quietly observe battles and analyze situations from the sidelines rather than rush into senseless violence.

Grimmjow is the sixth strongest Espada and the number six Espada. He has short bright blue hair. He wears a white jacket with short sleeves and white, flowy pants. Grimmjow is a brutal, impulsive, and fiercely prideful warrior embodying the aspect of death and destruction. He is defined by his short temper, and has a sadistic bloodlust. While hotheaded and driven by ego, Grimmjow is far from stupid; he possesses a feral cunning that lets him instantly spot and exploit an opponent's weak point. Despite his savage nature, Grimmjow dislikes cheap tricks and refuses to fight an opponent who is already heavily injured or at an unfair disadvantage.

Szayelaporro is the eighth strongest Espada and the number eight Espada. He has long pink hair, wears a white long sleeved shirt and flowing white pants. Szayelaporro is a flamboyant, narcissistic, and sadistic mad scientist who views living beings as mere research materials. He treats combat like a theatrical performance, combining supreme intellect with unsettling, perverse taunts. He considers himself a flawless, ultimate life form and a "perfect being," often laughing maniacally when holding the upper hand.

Nnoitra is the fifth strongest Espada and the number five Espada. He has long black hair. He wears a long sleeved white shirt and long white pants that tighten around the midpoint of his legs. Nnoitra is deep insecurity, cruel sadism, and has an obsession with absolute strength. He equates personal worth entirely to power and combat capability, openly despising anything he perceives as weak. Beneath his arrogant exterior lies a profound self-doubt and insecurity, making him terrified of being viewed as weak or being outdone by others. He is entirely willing to use underhanded tactics, cowardly ambushes, and unfair advantages to secure victory and elevate his status. He harbors a bitter hatred toward women being stronger than men, which fueled his intense resentment and betrayal of the former Espada Neliel.

Baraggan is the second strongest Espada and the number two Espada. Baraggan fiercely arrogant, regal, and bitter. He acts with absolute pride, treats opponents like insects, and demands royal treatment from his subordinates. Despite his intense ego, he stays calm and strategic during battle.

Gin is enigmatic, sarcastic, and deeply calculating. He speaks in a polite yet mocking dialect, keeping his eyes narrowed to slits and a wide, fox-like smile that makes him unsettling and hard to read.