Eye of Vadrus (Su)

The patron of glassmakers allows the Westcrown devil to turn walls to glass. At 1st level, as a full-round action that costs 1 favor point, the Westcrown devil can see the internal workings of a lock, trap, or similar device that he touches. He gains a +4 bonus on Disable Device checks to disable this device. At 4th level, he can use eye of Vadrus to see through a section of any door or wall he is adjacent to and touches, as though a section of that wall or door no larger than 5 square feet were transparent. This effect works only on walls or doors that are no thicker than 6 inches. This effect lasts 1 round per class level.