Tentacle Whip is a melee attack used by Illithids which inflicts 
Psychic damage and possibly Stuns a target.
Description
Lash out with your tentacles and possibly Stun your target.
Properties
- Cost:
-
Action - Damage:
-
2d10 + 4 (6~24) Psychic - Details:
-
Attack roll -
Melee: 1.5 m / 5 ft -
INT Save
Full-Illithid variant
- Deals instead 3d10+5Psychic
Condition: Stunned
Duration: 1 turn
- Cannot move or take Actions,
Bonus actions, or 
Reactions. - Affected creature automatically fails Strength and Dexterity saving throws.
- Removed by Freedom of Movement, Greater Restoration, Unshackling Strike.
How to learn
Used by creatures: Illithid, The Emperor, and Full-Illithid