All SAO Characters

Complete profiles for every major character in the Sword Art Online universe, from Aincrad to Underworld.

Kirito

Also known as the Black Swordsman, Kirito is a solo player who cleared Aincrad's final boss alone. He becomes a key fighter in every subsequent VR world crisis.

Black Swordsman / Main Protagonist

Asuna Yuuki

The Lightning Flash is Kirito's partner and the former Vice Commander of the Knights of the Blood Oath. She is one of the fastest fencers in Aincrad.

Lightning Flash / Vice Commander

Yui

A navigation AI who became Kirito and Asuna's adopted daughter. She uses her deep knowledge of game systems to help the party navigate dangers.

Navigation AI / Mental Health Counselors

Klein

Leader of the Fuurinkazan guild and one of Kirito's oldest friends in SAO. He fights with a katana and remains loyal to his guildmates throughout the death game.

Guild Leader / Loyal Friend

Agil

A bearded axeman who runs a tavern and shop in Aincrad. He supports front-line players with equipment and information from his extensive contacts.

Axeman / Shop Owner

Lisbeth

A master smith on the 48th floor who crafts legendary weapons. She forged Kirito's Dark Repulser and becomes a trusted companion in later adventures.

Master Smith / Weapon Artisan

Sinon

A sniper from Gun Gale Online who wields the powerful HECATE II rifle. She confronts her past trauma and rises to become a top contestant in the Bullet of Bullets.

Sniper / Hecate's Markswoman

Suguha Kirigaya

Kirito's younger cousin who plays as Leafa in ALfheim Online. She is a naturally gifted Sylph warrior with exceptional flying ability and swordsmanship.

Kirito's Sister / Leafa the Sylph

Alice Zuberg

An Integrity Knight from the Underworld also known as Alice Synthesis Thirty. She wields the Divine Object sword and fights with unwavering moral conviction.

Integrity Knight / Alice Synthesis Thirty

Heathcliff

Guild master of the Knights of the Blood Oath who hides a secret identity. His shield-like blocking technique makes him nearly invincible in one-on-one combat.

Guild Master / The Immortal Object

Death Gun

The phantom assassin of Gun Gale Online whose victims appear to die in the real world. His identity and methods trace back to a dark chapter from the SAO incident.

Phantom Sniper / BoB Killer

Quinella

The Administrator who rules the Underworld with absolute authority. She created the world's laws and commands the Integrity Knights to enforce her will.

Administrator / Creator of Underworld

Yuuki Konno

Known as Zekken or the Absolute Sword, she is the strongest player in ALfheim Online. She faces a terminal illness with courage and lives fully inside virtual worlds.

Zekken / Absolute Sword

Seijiro Kikuoka

A government agent from the Ministry of Internal Affairs who leads Project Rath. He oversees the Soul Translator technology and the Underworld experiment.

Government Agent / Rath Project Leader

Akihiko Kayaba

The genius programmer who designed Sword Art Online and trapped 10,000 players inside the game. His motives reflect a grand vision for the evolution of human consciousness.

Creator of Sword Art Online / The Mad Scientist