Every time you miss because of concealment, you can reroll your miss chance percentile roll one time to see if you actually hit. Lesser A weapon bearing this crystal gains the Seeking enhancement. The weapon's range also doubles, extending its maximum range by one increment. Greater In addition to the Lesser properties, three times a day the weapon can bestow a +20 insight bonus to the next single attack, as the True Strike Spell. Prerequisites: Craft Magic Arms and Armor, true strike, true seeing