Soul of Stone

Feats

At 12th level, as a swift action, a student of stone can spend 1 ki point to gain tremorsense 15 feet until his next turn. At 16th level, the range of this tremorsense increases to 30 feet. Tremorsense: You can perceive the world by creating high-pitched noises and listening to their echoes. This gives you blindsight of equal range.