Sword Art Online: Alicization Episode 12 Apr 2026

: Quinella eventually merged her consciousness with the system to stop her aging, effectively becoming the Administrator . She created the Taboo Index to prevent others from gaining power like she did. Production Information Original Airdate : December 22, 2018. English Dub Airdate : April 20, 2019. Voice Cast : Kirito : Yoshitsugu Matsuoka (JP), Bryce Papenbrook (EN). Eugeo : Nobunaga Shimazaki (JP), Brandon Jay (EN). Cardinal : Sakura Tange (JP), Lizzie Freeman (EN).

Watch a detailed breakdown of the Library arc and Quinella's backstory: Sword Art Online: Alicization Episode 12

: Cardinal reveals the history of the Underworld. She explains how Quinella , the first person to discover system commands (Sacred Arts), eventually "leveled up" her authority by hunting animals to the point where she could manipulate the world's very laws. : Quinella eventually merged her consciousness with the

: Before the battle concludes, a mysterious girl named Cardinal opens a warp gate, pulling Kirito and Eugeo into the Great Library Room within the Central Cathedral. English Dub Airdate : April 20, 2019