How do you get the Ragol Ring?

[Bob_The_Stampede]

How do you get it because I heard you had to kill Dark Fals with a rare dark weapon or something like that, also I heard sometimes rares drop before you fight him, is this true?

[LollipopLolita]

http://www.pso-world.com/sections.php?op=viewarticle&artid=879