Prerequisite:
3rd level, Wisdom 13 or higher, Proficiency in Perception or Insight
You've developed the skills to heighten your senses and anticipate your opponent's moves. You gain the following benefits:
Enhances Senses:
You gain advantage on Wisdom (Perception) checks and initiative rolls. You can't be surprised while you are conscious.
Scaling:
At 10th level, you also gain advantage on saving throws against being blinded, charmed, or frightened. At 17th level, you gain advantage on all Wisdom saving throws.
Precognitive Dodge:
As a reaction when an attack hits you, you can impose disadvantage on the attack roll, potentially causing the attack to miss. You can use this ability a number of times equal to your proficiency bonus per long rest.
Scaling:
At 10th level, when you use this reaction, you can also move up to half your movement speed without provoking opportunity attacks. At 17th level, you gain the ability to use this feature an additional time per short rest.
Danger Sense:
Once per short rest, you can sense the presence of creatures within 60 feet of you, even if they are invisible or hidden. You know the number and general direction of creatures, but not their exact location unless they are within your line of sight.
Scaling:
At 10th level, the range of this ability increases to 120 feet. At 17th level, you can pinpoint creatures within 30 feet, knowing their exact location even if they are invisible or hidden.