Epic Expanded Knowledge

(Expanded Psionics Handbook, page 34, DnD 3.5)

[Epic, Psionic]

You learn another power.

Prerequisite

Character Level 21, ability to manifest powers of the normal maximum power level in at least one psionic class

Benefit

You learn one additional power at any level up to the highest level of power you can manifest. You can choose any power, even one that is part of another discipline's list or another class's list.

Special

You can gain this feat multiple times. Each time, you learn one new power at any level up to the highest level of power you can manifest.