To Registar for the game go to Shaiya Nova website, there are forums to help you will any difficulties.
To Download Shaiya Nova click here (this is only the updater though), if you already have a shaiya downoad replacing the Shaiya updater for the Shaiya Nova updater will allow you to play the game. =)
* Experience rate (80x)
* Max level : 70
* Enchant rate : 90% 
* Episode : 5
* All AP item @ Shopping Mall is free (FOREVER!)