Spoiler Alert: This wikia contains details about future plotlines described in the light novels. Do not proceed unless you want to be spoiled.

Welcome to Sword Art Online Wiki
This wiki covers the Sword Art Online light novels and related media.

Wiki Annoucement

Nothing new, welcome and if you need anything contact an admin. Our goal is to make this the no. 1 source of information for Sword Art Online.

Introduction

A huge castle made of stone and steel floating in an endless sky. That was all this world was.

It took a vagarious group of craftsmen one month to survey the place; the diameter of the base floor was about 10 kilometers — large enough to fit the entirety of Setagaya-ku within. Above, there were 100 floors stacking straight upwards; its sheer size was unbelievable. It was impossible to even guess how much data it consisted of.

Inside, there were a couple of large cities along with countless small scale towns and villages, forests and plains, and even lakes. Only one stairway linked each floor to another, and the stairways existed in dungeons where large numbers of monsters roamed; so discovering and getting through was no easy matter. However, once someone made a breakthrough and arrived at a city of the upper floor, the «Teleport Gates» there and of every cities in the lower floors would be connected making it possible for anyone to move freely through these levels.

With these conditions, the huge castle had been steadily conquered for two years. The current front line is the 74th floor.

The name of the castle was «Aincrad», a world of battles with swords that continued floating and had engulfed approximately six thousand people. Otherwise known as...

«Sword Art Online».

Featured Article

The MediCuboid is a FullDive technology developed for medical purposes to improve the quality of life and help treat terminally ill patients. It is one of the many innovations that are not based in entertainment.The MediCuboid was developed by the government with information provided by Koujiro Rinko. The MediCuboid was not designed as a continuation of the Amusphere but an extension of the NerveGear. The MediCuboid is designed/being developed for commercial use in hospitals but currently is only used to treat patients in terminal care. At the end of Mother's Rosario it is suggested that the information for the MediCuboid was actually provided by Kayaba Akihiko who had gotten Rinko to send it to the developers. (Read more....)

Helping Out

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Novels & Material Editions > Manga > Anime > Other

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