Prerequisite: Must have a minimum of 2 levels in two of these classes: Rogue, Monk, Fight and/or Ranger. Must be a creature from the Shadowfell.
- You gain Blindsight 10 feet and Tremorsence 30 feet. If you are on sand Tremorsence only has effect on 15 feet.
- Attack rolls against the creature do not have advantage because of his blindness.
- You gain a +2 bonus on Initiative.
- You gain +2 on Wisdom (Perception) checks that don't rely on sight and you gain advantage on Wisdom (Insight) checks against creatures with a heartbeat. This does not affect Undead and Construct creatures or beings without a physical body.
- Whenever you are suspended and/or become subject to a sudden, cacophonous source of sound you mus make a DC 12 constitution saving throw or you lose the benefits of this feat and have disadvantage on attack rolls and ability checks until your next turn.
- Creatures that can levitate and/or move with extreme nimbleness are not noticed by this feat.
- Spells that affect sound have advantage against the creature.