Unerring Accuracy [Property]

Ranged attacks made with this weapon negate the AC bonus granted by any cover short of total cover. The weapon’s ranged attacks also ignore any miss chance from concealment (including total concealment, but the wielder must still aim his or her attacks at the correct square).

Prerequisites: Craft Magic Arms and Armor, Craft Epic Magic Arms and Armor, true seeing.

Cost to Create: Varies.

Source: Standard Reference Document under Open Game License v1.0a, which updated this item property originally published in the Epic Level Handbook, page 133.