Improved Psicrystal
(Psionics Handbook 3.0, page 0, DnD 3.0)
[Psionic]
You can upgrade your psicrystal.
Benefit
You can implant another personality fragment in your psicrystal. You gain the benefits listed for both psicrystal types. Your psicrystal's personality adjusts and becomes a blend between all implanted personality fragments.
Special
You can gain this feat multiple times. Each time, you implant a new personality fragment in your psicrystal from which you derive the noted benefits.