Spellcasting. Nivari Albrek is an 8th-level spellcaster. Her spellcasting ability is Charisma (spell save DC 16, +8 to hit with spell attacks). Nivari has the following spells prepared:

Cantrips (at will): Blade Ward, Chill Touch, Eldritch Blast, Frostbite, Mage Hand, Ray of Frost, True Strike 

1st level (4 slots): Cause Fear, Charm Person, Shield, Silvery Barbs, Thunderwave

2nd Level (3 slots): Calm Emotions, Detect Thoughts, Invisibility, Suggestion

3rd Level (3 slots): Counterspell, Fear, Fireball, Sending

4th  Level (2 slots): Greater Invisibility

Font of Magic. Nivari Has 8 Sorcery Points that she regains when she finishes a short rest. She can use her sorcery points to gain additional spell slots or sacrifice spell slots to gain additional sorcery points as a bonus action.

Metamagic. Nivari has the ability to twist spells to suit her needs. She has the following metamagic options: Heightened Spell, Twinned Spell.

Psionic Sorcery. When Nivari casts any spell of 1st level or higher from her Psionic Spells feature, she can cast it by expending a spell slot as normal or by spending a number of sorcery points equal to the spell’s level. If she casts the spell using sorcery points, it requires no verbal or somatic components, and it requires no material components, unless they are consumed by the spell.

 Agent of Cynothoglys. Nivari can cast the following spells once each without using a spell slot, recharging on a long rest. Charm Person, Cause Fear, Invisibility.

Multiattack. Nivari makes two Siphoning Kris attacks.

Siphoning Kris. Melee Weapon Attack: +6 to hit, reach 5 ft., 1 target. Hit: 6 (1d6 + 3) Piercing damage.

On hit with this weapon Nivari gains 1d6 temporary hit points, up to the damage dealt. If she already has temporary hit points, she heals for her current temporary hit points and gain the new temporary hit points.

On a critical hit she heals for any current temporary hit points, heals for 1d6 hit points, and gains 1d6 temporary hit points.

Telepathic Speech. As a bonus action, choose one creature you can see within 30 ft. of you. You and the chosen creature can speak telepathically with each other while you are within 5 miles of each other). The telepathic connection lasts for 8 minutes.

Convert Sorcery Points. You can use your sorcery points to gain additional spell slots or sacrifice spell slots to gain additional sorcery points as a bonus action. 

Nivari Albrek can take 1 Legendary Action.

Only one legendary action option can be used at a time and only at the end of another creature’s turn. Nivari regains spent legendary actions at the start of her turn.

Cantrip (Costs 1 Action). Nivari casts one cantrip she knows with casting time of one action, or one bonus action.

Attack (Costs 1 Action). Nivari makes one melee attack with her Siphoning Kris

Move (Costs 1 Action). Nivari moves 10ft. This movement does not provoke opportunity attacks if she is invisible.