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Improved Blindsense (3.5e Feat)
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Improved Blindsense [General]
Your acute senses now rival those of a dragon
Benefit: This feat allows you to detect the world around you via non-visual means (mainly by hearing and scent, but also by noticing vibrations and other environmental clues). This feat grants you Blindsight out to 30ft.
Normal: You cannot use blindsight