VoidStalker

Shadow Stalker - Has advantage on stealth roles 

Predators reflex - has advantage on attack roles on any creatures that has not taken a turn in combat yet.

Fear Aura - (5-6 charges) At start of its turn, The Void Stalker can emit a menacing aura. Each creature within a 20 ft of it must succeed on a DC 14 wisdom save or become frightened for 1 minute. (each creature on the end of its turn can reroll the saving throw at the end of their turn, ending it on a success.)

Shadow leap - (3-4 charges)The void stalker can teleport up to 40 feet to an unoccupied space it can see. on its next melee attack it has advantage. (outside of combat it can be used as an ambush to knock a creature prone and return to the darkness on a failed perception check)

Multi Attack - makes 2 melee Attacks

1. Claw: +6 to hit (5 ft reach) Hit: 2d6+4 slashing damage
2. Barbed Tail: +6 to hit. (10 Ft reach) Hit: 2d6+3 piercing damage (must succeed a DC 13 STR save or be grappled/thrown 20 ft)
3. Bite: +5 to hit (5 ft reach) Hit: 2d6+3 piercing damage. (Soul rending bite: must succeed DC 13 Con save or be pierced with syringed tongue to take (1d6) necrotic damage or have lingering effect until long rest is taken)

Psychic Scream - The Void Stalker can release a Psychic scream in a 30 ft radius. Each creature in that area must  make a DC14 INT saving throw. on a fail take (2d6) psychic damage, on a success take half Damage

Shadow pounce - The void stalker run the extra distance if wanted and/or can teleport toward a creature within 20 feet knocking the creature prone on a DC15 DEX save, and can attack with its syringed tongue bite. (use bite attack with soul rending stats) (auto fail) 

Acid Blood - If the void stalker takes damage the attacker must make a DC 14 Dex save or take 2d8 acid damage