Needs review
Source: Quintessential Elf 2

Description: Your powers guide your arrow sure and true

Prerequisites: 5 Levels of Arcane Spells, True Strike, Longbow Proficiency, Words of Surety

So long as you maintain 5 or more levels of arcane spells you gain a +2 damage bonus when using longbows, short bows and their composite versions against targets within 60 feet.