Rend Vision is a 
Action.Ravens use this ability to make a melee attack that deals Piercing Damage to enemies and possibly Blinds them.
Description
Attack a creature's eyes and Blind it.
Properties
- Cost:
-
Action - Damage:
- 1
Piercing damage - Details:
-
Attack roll -
Melee: 1.5 m / 5 ft
Condition: Blinded
Duration: 1 turn
- Ranged attacks and spells have a range of
3 m / 10 ft and Attack Rolls suffer 
Disadvantage. - Attack Rolls against Blinded creatures have
Advantage.
How to learn
Used by creatures: Find Familiar: Raven