Invisible Stalker

Large Elemental, Neutral

AC 14     Initiative +7 (22)
HP 97 (13d10 + 26)
Speed 50 ft., Fly 50 ft. (hover)

Ability Scores
STR 16 (+3) Save +3    DEX 19 (+4) Save +4    CON 14 (+2) Save +2
INT 10 (+0) Save +0    WIS 15 (+2) Save +2    CHA 11 (+0) Save +0

Skills Perception +8, Stealth +10
Resistances Bludgeoning, Piercing, Slashing
Immunities Poison; Exhaustion, Grappled, Paralyzed, Petrified, Poisoned, Prone, Restrained, Unconscious
Senses Darkvision 60 ft.; Passive Perception 18
Languages Common, Primordial (Auran)
CR 6 (XP 2,300; PB +3)

Traits

Air Form. The stalker 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.

Invisibility. The stalker has the Invisible condition.

Actions

Multiattack. The stalker makes three Wind Swipe attacks. It can replace one attack with a use of Vortex.

Wind Swipe. Melee Attack Roll: +7, reach 5 ft. Hit: 11 (2d6 + 4) Force damage.

Vortex. Constitution Saving Throw: DC 14, one Large or smaller creature in the stalker’s space. Failure: 7 (1d8 + 3) Thunder damage, and the target has the Grappled condition (escape DC 13). Until the grapple ends, the target can’t cast spells with a Verbal component and takes 7 (2d6) Thunder damage at the start of each of the stalker’s turns.