Jade Mace - didn't see it listed. Pretty sure it was from Karnors - the Captain dropped it I think?
Also -
Mace of the Shadowed Soul, I think CoM - but it's been a long time..
Edit: Now that I'm no longer at work..
[You must be logged in to view images. Log in or Register.] - I added links.
I don't recall either being rare at all, fairly common - as far as 'magical drops' go anyway.