Smell Death (3.5e Feat)
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Smell Death [Soulcleaving]
The stench of death draws you to your quarry
Benefit: This feat grants Scent, you can only smell undead using this feat, any undead within its range are automatically detected as undead unless they have a magical ability that would in some way alter their scent. If you already have Scent, double all of its ranges against creatures with the undead Type.
Normal: Ordinary olfaction