The Seeker Arrow of Gondor (10d8) (+10,+20)
A precision-made arrow, which allows you to hit precisely the most
vulnerable place of an opponent. You can use it for 'f'iring a bow.
An arrow that was created to rid the world of demons.
It strikes at demons with holy wrath. It fights against evil with
holy fury. It cannot be harmed by acid, cold, lightning or fire.
Level 20, Rarity 5, 0.3 lbs, 25000 Gold

(T.o.M.E. 2.3.5)