The Halberd 'Osondir' (3d5) (+16,+12)
+3 strength, wisdom, charisma. Slays undead, giants. Branded with flames. Provides resistance to fire, sound. Cannot be harmed by acid, electricity, fire, cold. Blessed by the gods. Feather Falling. Grants the ability to see invisible things.
Min Level 20, Max Level 80, Generation chance 12, 14.0 lbs

(Angband 3.1.2v2)