A spin-off that takes place in the Gun Gale Online game in the Sword Art Online universe.
| ISBN: | 9780316442411 |
| Publication date: | 7th November 2017 |
| Author: | Reki Kawahara, Reki Kawahara |
| Publisher: | Yen Press an imprint of Little, Brown & Company |
| Format: | Paperback |
| Pagination: | 192 pages |
| Genres: |
Manga and Asian style comics |