Patient blood. Yinlit has a -4 initiative penalty.

Shared body. Once per turn, if Yinlit is within 20ft of Yangard, it can choose to use Yangard's Dexterity, Strenght or Charisma stats for any roll.

Shared senses. Yinlit is aware of the location and situation of any creature that Yangard is aware of.

Shared lifepool. At the start of her turn, if Yinlit is within 30ft of Yangard, she regains 6d8 hit points or halved if she is within 60ft.

Shared space-time. At the start of her turn, Yinlit can choose to trade initiative, trade places or both with Yangard, as long as he is placed after her in the initiative and they're within 60ft of each other.

Broken lifeline. If Yandarg ends her turn more than 40ft away of Yinlit, she takes 8d8 points of psychic damage. She can't die due to this, but she can fall unconscious.

Superior spellcasting. Yinlit is a 7-level spellcaster. Her spellcasting ability is Wisdom (spell save DC 16, +8 to hit with spell attacks) and she can cast any spell as a bonus action. Yinlit has the following spells prepared:

Cantrips (at will): Resistance, Minor illusion, Shocking grasp (2d8dmg), Firebolt (2d10 dmg), Frostbite (2d6 dmg).

1st level (4 slots): Charm Person, Command, Bane, Sleep, Chromatic Orb, Witch Bolt.

2nd level (3 slots): Hold person, Crown of madness, Suggestion, Darkness, Scorching Ray, Shatter.

3rd level (2 slots): Enemies abound, Catnap, Fireball, Lighting Bolt.

Invitation (Recharge 5-6). As long as they are within 30ft of each other, Yinlit can summon Yangard 5ft next to her and take the dodge action. After this her movement becomes 0. Then Yangard takes his whole turn, ignoring the initiative order. If Yangard already went this round, instead he will go first the next one, ignoring the initiative order.

Replacement. Immediatly after Yinlit becomes the target of any kind of attack and as long as Yangard is within 15ft, as a reaction, Yinlit teleports to Yangard's space and vice-versa.

Magic absorption. If Yinlit takes damage with a magic spell she can choose to return the damage into her next spell attack.

Yinlit 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. Yinlit regains spent legendary actions at the start of its turn.

Strike. Yinlit makes one spell attack with a cantrip.

Teleport (Costs 3 Actions). Yinlit teleports to an unocupied space within 15ft as long as it ends up closer to Yangard.