Shadow Strike is a 
action that lets you strike from the shadows dealing Psychic damage
Description
Teleport to a foe from a hidden position, striking them with the creeping, psychic ferocity of the shadows themselves.
Must be Invisible or Sneaking.
Properties
- Cost:
-
Action + 3
Ki Points - Damage:
- Normal weapon damage
- +
3d8 (3~24) 
Psychic - Details:
-
Attack roll -
Range: 9 m / 30 ft
Variants
How to learn
Classes:
- Class level 11: Way of Shadow