Black Widow Spider Queen

Spider Climb: Able to climb difficult surfaces like vertical walls and ceiling without issue.

Web Sense: Able to sense movement or touching on webs spun by it.

Action Name. Multi-attack. Two Claw attacks and One Bite attack. 

Action Melee Attack. Claw: +7 to hit, reach 10 ft., 1 target. Hit: 35 (5d10 + 5) Bludgeoning damage and 12 (4d6) Fire Damage.

Action Melee Attack. Bite: +7 to hit, reach 5 ft., 1 target. Hit: 22 (3d12 + 3) Piercing Damage and 15 (4d6) acid Damage. 

Web (Recharge 5-6): Shoots acidic sticky webs at foes +5 to hit, 30/60 Range., 1 target. 8 (4d4) Acid Damage. Can use an action to break free otherwise Restrained taking (4d4) Acid Damage on end of turn.

Fear Screech: Rearing back screeching, all within 60 ft., Wisdom Save DC 15 or be Frightened. Target can reroll on end of their turn. Once a target has successfully saved, the target is immune for 24 hours. All targets that fail must immediately use all of their movement to get as far away from Black Widow Spider Queen as possible

Acid Spray (Recharge 1-2): Can forgo a Bite for a 15 ft., Cone Attack. Dexterity Save DC 16. Taking 27 (5d10) Acid Damage. 

Summon Minions. When struck with a successful hit, Black Widow Spider Queen summons 1d4 Black Widow Spider Minions. 

Attacks of Opportunity.

Black Widow Spider Queen can take 3 legendary actions, choosing from the options below.  Only one legendary action can be used at a time and only at the end of another creature's turn. The Black Widow Spider Queen regains spend legendary action at the start of its turn.

Pounce. Jumps full movement without opportunity attacks 

Bite. Attempts to make one bite attack.