I would say Holy Avenger, since my favorite PC is Undead Hunter
And Celestial Fury is great, too.
As to items - Ring of Gaxx, Boots of Speed and Cloack of Mirroring.
Talking about staffs - what is the name of the Staff that can be obtained defeating RuneGroup? Nice staff it is...
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Tanda,
with best regards from Guild of Assassins