Those things are a bloody pain to get...
Whichever guild owns the castle... some of their players will have a few pieces. Contact as many as you can in that guild.
KaozReaper - for-hire Alchemist
Whitept - 14x Fire Killer
Forgotten - 11x Fire Seer (8x RB Xaolan)
TheScholar - 14x Perfect Water Priest (13x RB Niss)
Leo - UnitedLeos
FREE IGG Points! ^_^
Spoiler: