Kikyo Mikage is a mutant assassin and a highly skilled swordsman who appears as a recurring antagonist and eventual reluctant ally in the Marvel anime adaptations, specifically within the Blade and Wolverine storylines. Standing approximately five feet ten inches tall with black hair and brown eyes, Kikyo is a formidable physical presence defined by his martial prowess and a rigid, self-imposed code of honor. His past is deeply intertwined with that of the vampire hunter Blade, as both men were once students of the same master, a legendary swordsman named Yagyu Tenba. This shared history forms the core of his character, creating a complex relationship built on rivalry, respect, and a shared sense of loss.

Personality-wise, Kikyo is driven by a profound need to prove his skills and settle unfinished business, particularly his long-desired duel with Blade, whom he knew as Eric Brooks during their training days. He possesses a calm, often cold demeanor, viewing combat not as a simple means to an end but as a deeply personal and almost sacred act. His actions are consistently guided by a strict samurai-like code of honor. For instance, he refuses to fight an exhausted or distracted opponent, as he believes a victory under such circumstances would be hollow and dishonorable. This honor, however, exists alongside a ruthless efficiency as an assassin, and he has been known to carry out brutal acts, such as killing a target who refused to cooperate with his employer, to complete a mission.

Kikyo's motivations evolve significantly over the course of the narrative. Initially, he serves as an agent for the crime lord Yashida Shingen, tasked with hunting down Wolverine. His primary drive during this period is the thrill of facing a worthy opponent. This changes when he begins working for the vampire Deacon Frost, a move that forces him back into Blade's orbit. The pivotal moment of his character arc occurs when he and Blade encounter their former master, Tanba, who has been unwillingly turned into a vampire by Frost. Horrified by this corruption of the man he respected, Kikyo swears to avenge him, shifting his motivations from personal glory to a quest for retribution against Frost for the dishonor done to his teacher.

His key relationships are defined by this connection to his past. His dynamic with Blade is a central pillar of his story, oscillating between bitter enmity and grudging mutual respect as they are forced to confront their shared history. His relationship with his master, Tanba, is one of profound loyalty and tragedy, as his failure to protect Tanba from becoming a vampire becomes a driving force for his later actions. In his earlier appearances opposing Wolverine, Kikyo sees the mutant hero as a worthy rival, and they eventually fight alongside each other against a common foe when Kikyo abandons his service to Shingen.

In terms of abilities, Kikyo is a mutant with several superhuman powers. His primary weapons are retractable adamantium blades that extend from his arms, similar in nature to Wolverine's claws. He is a master of the sword, capable of using a technique known as "Wind Blade," where the air pressure from his swing can cut down opponents from a significant distance. He also possesses an accelerated healing factor, allowing him to recover from injuries rapidly. These abilities, combined with his years of rigorous training under Master Tanba, make him one of the most dangerous combatants in his world, capable of fighting powerful mutants like Wolverine and Blade to a standstill.