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 
it.
Properties
- Cost:
-
Action - Damage:
- 1
Piercing - 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: Quothe
Notes
- Be aware that, unlike the Wild Shape version, the duration of this Blind is less than one full combat round; it ends at the start of the (blinded) enemy's turn.