City Corrupter (Evanissu)

Fade into Darkness. The first time that the Evanissu goes below half health, it can cast Invisibility on itself.

Slithery Opponent. The evanissu does not provoke Opportunity Attacks.

Magic Resistance. The evanissu has advantage on saving throws against spells and other magical effects.

Innate Spellcasting. The evanissu’s spellcasting ability is Charisma (spell save DC 17). It can innately cast the following spells, requiring no material components:

At will: Compulsion, Invisibility, Dissonant Whispers, Enemies Abound, Friend, Hideous Laughter

3/day: *crown of madness*

Multiattack. The evanissu makes 2 bone dagger attacks.

Bone Dagger. *Melee Weapon Attack:* \+7 to hit, reach 5 ft., one target. *Hit:* 8 (1d4+6) piercing damage, and the target suffers a bleeding wound. At the start of each of its turns, the target reduces its maximum hit points by 14 (4d6). The bleeding wound may be sealed by magically healing the target or by a creature taking an action to make a DC 15 Wisdom (Medicine) check. The creature’s maximum hit points are restored after a long rest.

Innocent Glance. *Melee Weapon Attack* \+

False Alliance. 

Enter the description for how bonus actions work for your monster here.

Sacrificial Alliance. When a creature the evanissu can see targets it with an attack, the evanissu chooses a creature it has charmed within 5 feet of it. The evanissu and the charmed creature switch places, and the chosen creature becomes the target instead.