One Eye Open

(General)
Your senses seek out threats even while you sleep.
 

Prerequisites

Wisdom 13, Alertness.
 

Benefit

The DCs of your Perception checks don't change when you are asleep. If you succeed at a Perception check to notice something dangerous while asleep, you can wake up to confront the danger.
 

Normal

The DC for any Perception check attempted by a sleeping creature is increased by 10.
 

Required For