Chavelle Rowan, the Velvet Siren

Legendary Resistance (3/Day). If Chavelle fails a saving throw, she can choose to succeed instead.

Living Spotlight. Bright light fills a 30-foot radius around Chavelle. Enemies beginning their turns inside the light must succeed on a DC 23 Charisma saving throw or become Entranced until the start of their next turn.

While Entranced:

• Speed becomes 0.
• Cannot take reactions.
• Has disadvantage on Wisdom saves.

Fey Diva. Whenever a creature within 60 feet becomes Charmed, Frightened, or Incapacitated, Chavelle regains 10 hit points.

The Show Must Go On. When reduced to 0 hit points for the first time: All lights extinguish. Silence fills the room. After one round... Pink lights erupt from every direction. Chavelle returns with 140 hit points, immediately ending all conditions affecting her.

Spellcasting. Spell Save DC: 18, Spell Attack Bonus: +10

• At Will: Minor Illusion, Prestidigitation, Vicious Mockery, Friends
• 3/Day Each: Charm Person, Suggestion, Hypnotic Pattern, Counterspell
• 1/Day Each: Dominate Person, Mass Suggestion

Multiattack. Chavelle uses Velvet Voice twice and Mic Drop once.

Velvet Voice. Ranged Spell Attack: +15 to hit, range 120 ft., one target. Hit: 22 (4d6 + 8) psychic damage. The target must succeed on a DC23 Wisdom save or become Charmed until the end of its next turn.

Mic Drop (Recharge 5-6). Every creature of Chavelle's choice within 30 feet makes a DC23 Constitution save. On a failure, they take 36 (8d8) Thunder damage and fall prone, as well as becoming Deafened until the end of their next turn. They take half damage on a success.

The Rose Pony Anthem (Recharge 6). Chavelle sings the anthem of the Rose Pony Court. Every enemy within 120 feet must make a DC23 Charisma saving throw. Upon a failure they take one of the following effects:

• Become Charmed for 1 Minute
• Become Frightened for 1 Minute
• Become Stunned until the end of their next turn

Creatures repeat the save at the end of each turn.

Costume Change. Chavelle teleports up to 60 feet. Three illusory duplicates remain behind. (Mirror Image spell)

Blow a Kiss. One creature within 60 feet must succeed on a DC23 Wisdom save or become Charmed until the end of Chavelle's next turn.

That's Hot. When hit by an attack, Chavelle causes the attacker to make a DC23 Charisma saving throw. On a failure, the attack instead targets another creature Chavelle can see within 30 feet.

Chavelle may take three Legendary Actions per round.

Lip Gloss. Move half speed without provoking opportunity attacks.

Vogue (1 Action). One creature within 60 feet must succeed on a DC23 Charisma save or use its reaction to move towards Chavelle. 

Paparazzi Flash (2 Actions). Each creature within 20 feet must succeed on a Constitution save or become Blinded until the end of its next turn.

Encore (3 Actions). Chavelle immediately uses Velvet Voice.

I'm Gonna Keep on Dancing. Once Chavelle enters her second phase, the club itself joins the performance.

• The initiative count of lair actions changes from once per round to twice per round (initiative 20 and initiative 10).
• Chavelle's Living Spotlight expands to a 60-foot radius.
• Whenever a creature fails a saving throw against one of Chavelle's abilities, spectral dancers appear around it until the start of its next turn. While surrounded, that creature's speed is reduced to 0 and attacks against Chavelle have disadvantage.