Sword Art Online: Progressive Anime Adaptation Announced

The official Twitter account for Sword Art Online announced that the Sword Art Online: Progressive light novel series will receive an anime adaptation. 

SWORD ART ONLINE THE MOVIE -PROGRESSIVE- SCHERZO OF DEEP NIGHT RELEASE DATES ANNOUNCED - The Illuminerdi

Why the Sword Art Online: Progressive Movie Won't Work

Japan Box Office: Sword Art Online -Progressive- 2nd Film Makes No.1 Debut with 323 Million Yen - Crunchyroll News

Sword Art Online Teases Offline Real World Experience in Tokyo - Crunchyroll News

Sword Art Online Progressive: When the anime premieres in English

Sword Art Online (Literature) - TV Tropes

Sword Art Online: Progressive anime announced : r/swordartonline

ICv2: Yen Press Licenses 'Black Summoner,' New 'Sword Art Online

Sword Art Online Progressive Vol. 7 (Sword Art Online: Progressive) eBook : Kawahara, Reki, Himura, Kiseki, Kawahara, Reki, Himura, Kiseki: Kindle Store