Illithid Skin
(Complete Psionic, page 62, DnD 3.5)
[Heritage]
Your skin takes on the glistening, rubbery, green-mauve consistency of your illithid parentage.
Prerequisite
Illithid Heritage*
Benefit
Your natural armor bonus increases by 1.
Special
You can take this feat up to three times. Each time, your natural armor bonus increases by another 1.