Invisible Stalker

The monster can enter an enemy's space and stop there. It can move through a space as narrow as 1 inch without expending extra movement to do so.

The monster has the Invisible condition.

The monster makes three attacks. It can replace one attack with a use of .

. .

Constitution Saving Throw: DC , one in the monster's space.
Failure: damage, and the target has the Grappled condition (escape DC ). Until the grapple ends, the target can't cast spells with a Verbal component and takes damage at the start of each of the monster's turns.