Originally posted by Hitogoroshi:

Originally posted by ChaudPeau:

I was supposed to figure myself i had to kill Yagluth again to find out his drops has changed ?

Yes. Most of bosses possess items for the next biomes. So it's logical to kill Plains boss again to check for the drops..

... you don't have to kill Yagluth again if you already have and received the item he dropped, you just have to know how to use it...