Aincrad Liberation Force (アインクラッド解放軍, Ainkuraddo Kaihō-gun?, abbreviated as ALF), more commonly known as «The Army», is «Sword Art Online»'s largest guild consisting of three thousand players. The Army's headquarters is located at the «Black Iron Palace» on the 1st Floor of Aincrad. The guild was formerly known as the Aincrad Liberation Squad (アインクラッド解放隊, Ainkuraddo Kaihō-tai?, abbreviated as ALS) before its merge with «MMO Today».