The official subreddit to discuss the Sword Art Online series, as well as the other series (Accel World, The Isolator) written by Reki Kawahara.
In this subreddit, you may submit posts about the Science Adventure series. This includes Steins;Gate, Steins;Gate 0, Chaos;Head, Chaos;Child, Robotics;Notes, Robotics;Notes DaSH, as well as Occultic;Nine and Anonymous;Code. Please flair your posts accordingly.
The destination for everything related to the mobile video game: Fate/Grand Order. Here you will find guides, translations, as well as tips and tricks for beginners! /r/grandorder your one-stop-shop for all of your time-traveling adventure needs!