Duergar Expansion
(Complete Psionic, page 49, DnD 3.5)
[Psionic, Racial]
You can use your expansion psi-like ability more often.
Prerequisite
Duergar, expansion psi-like ability
Benefit
You can use the expansion psi-like ability granted by your duergar heritage a total of three times per day.
Special
You can gain this feat multiple times. Each time you take the feat, you gain two additional daily uses of your expansion ability.
Normal
A duergar's expansion psi-like ability can only be used once per day.