Price (Item Level): 19,000 gp (15th)
Body Slot: — (held)
Caster Level: 13th
Aura: Strong; (DC 21) illusion
Activation: As spell used
Weight: 3 lb.
This twisted ebony staff has a rune of a halfmask near one end.
A runestaff of illusion allows you to cast any of the following spells (each once per day) by expending a prepared arcane spell or arcane spell slot of the same level or higher.
Prerequisites: Craft Staff, disguise self, major image, mirror image, mislead, persistent image, rainbow pattern.
Cost to Create: 9,500 gp, 760 XP, 19 days.
Source: Magic Item Compendium, page 180.