- Create an account
- Download the World of Warcraft 1.12.1 client (torrent available here)
- Open the realmlist.wtf file in the root of the World of Warcraft folder with Notepad (or other text editor of your choice), and change the line:
set realmlist us.logon.worldofwarcraft.com
set realmlist wow.obsidianworlds.com
- Launch World of Warcraft by running WoW.exe, log in, and have fun!