Price (Item Level): 500 gp (3rd) (least), 4,000 gp (8th) (lesser), or 10,000 gp (12th) (greater)
Body Slot: — (armor crystal)
Caster Level: 5th
Aura: Faint; (DC 17) abjuration
Activation: —; see text
Weight: —
This crystal is black as a clouded night sky.
A crystal of mind cloaking protects you against mental infiltration.
Least: This augment crystal grants you a +1 competence bonus on saving throws against mind-affecting spells and abilities.
Lesser: As above, except the crystal grants a +3 competence bonus.
Greater: As above, except the crystal grants a +5 competence bonus. In addition, if you fail a save against a mind-affecting spell or ability, you can choose to reroll the save as an immediate (mental) action. This ability functions once per day.
Prerequisites: Craft Magic Arms and Armor, resistance.
Cost to Create: 250 gp, 20 XP, 1 day (least); 2,000 gp, 160 XP, 4 days (lesser); 5,000 gp, 400 XP, 10 days (greater).
Source: Magic Item Compendium, page 25.