Danger Sense is a Barbarian passive feature that gives you Advantage on Dexterity Saving Throws against traps, Spells, and surfaces as long as you aren't Blinded or Incapacitated.
Description
You sense when things aren't as they should be.
You have 
Advantage on 
Dexterity saving throws, such as against traps, Spells, and surfaces.
To gain this benefit, you can't be 
or 
.
How to learn
Classes:
- Class level 2: Barbarian
Notes
- Similar to the Dungeon Delver feat, the trap- and surface-related aspects of this class feature do not actually work. Instead it provides Advantage on all Dexterity Saving Throws, regardless of source, as long as the Barbarian is not Blinded or Knocked Out.