Epic Skill Focus
(Epic Level Handbook, page 54, DnD 3.0)
[Epic]
Choose a skill, such as Move Silently. You have a legendary knack with that skill.
Prerequisite
20 ranks in the skill selected
Benefit
You gain a +10 bonus on all skill checks with that skill.
Special
You can gain this feat multiple times. Its effects do not stack. Each time you take the feat, it applies to a different skill.