Price (Item Level): 25,000 gp (15th)
Body Slot: — (held)
Caster Level: 13th
Aura: Strong; (DC 21) evocation
Activation: As spell used
Weight: 3 lb.
This smooth, yew staff has a rune of an arrow halfway down its length.
A runestaff of evocation allows you to cast any of the following spells (each two times per day) by expending a prepared arcane spell or arcane spell slot of the same level or higher.
Prerequisites: Craft Staff, chain lightning, fireball, ice storm, magic missile, shatter, wall of force.
Cost to Create: 12,500 gp, 1,000 XP, 25 days.
Source: Magic Item Compendium, page 178.