Steady Concentration

(Races of Stone, page 144, DnD 3.5)

[General]

You are an expert at avoiding distractions and focusing your mind, and you can concentrate clearly even in the most stressful conditions.

Prerequisite

Concentration 8 ranks

Benefit

You can always take 10 on Concentration checks, even when conditions would not normally allow you to do so.

Normal

A character cannot take 10 on any skill check if distracted or threatened, such as during combat.