Normal Attack
Performs up to 3 consecutive sword strikes.
Charged Attack
Consumes a certain amount of Stamina to perform a twirling slash.
Plunging Attack
Plunges from mid-air to strike the ground below, damaging opponents along the path and dealing AoE DMG upon impact.

Enters the Pirouette state, dealing to nearby opponents based on Nilou's Max HP.
While she is in the Pirouette state, Nilou's Normal Attacks and Elemental Skill will cause her to enter the Sword Dance and Whirling Steps stances respectively, causing DMG she deals to be converted to that cannot be overridden and that is considered Elemental Skill DMG.
In these stances, Nilou's third dance step will end Pirouette, and has the following effects:

Begins the dance of faraway dreams and springs that hear, causing a Lotus of Distant Waters to bloom, dealing AoE Hydro DMG based on Nilou's Max HP and applying the Lingering Aeon effect to all opponents hit.
After an interval, opponents affected by Lingering Aeon will take Hydro DMG.

When all characters in the party are all Dendro or Hydro, and there are at least one Dendro character and one Hydro character:
The completion of the third dance step of Nilou's Dance of Haftkarsvar will grant all nearby characters the Golden Chalice's Bounty for 30s.
Characters under the effect of Golden Chalice's Bounty will increase the Elemental Mastery of all nearby characters by 100 for 10s whenever they are hit by Dendro attacks. Also, triggering the Bloom reaction will create Bountiful Cores instead of Dendro Cores.
Such Cores will burst very quickly after being created, and they have larger AoEs.
Bountiful Cores cannot trigger Hyperbloom or Burgeon, and they share an upper numerical limit with Dendro Cores. Bountiful Core DMG is considered DMG dealt by Dendro Cores produced by Bloom.
Should the party not meet the conditions for this Passive Talent, any existing Golden Chalice's Bounty effects will be canceled.

Every 1,000 points of Nilou's Max HP above 30,000 will cause the DMG dealt by Bountiful Cores created by characters affected by Golden Chalice's Bounty to increase by 9%.
The maximum increase in Bountiful Core DMG that can be achieved this way is 400%.

When Perfect Cooking is achieved on Food with Adventure-related effects, there is a 12% chance to obtain double the product.

Dance of Haftkarsvar will be enhanced as follows:

After characters affected by the Golden Chalice's Bounty deal to an opponent, that opponent's will be decreased by 35% for 10s. After a triggered Bloom reaction deals DMG to opponents, their will be decreased by 35% for 10s.
You need to have unlocked the "Court of Dancing Petals" Talent.

Increases the Level of Dance of Abzendegi: Distant Dreams, Listening Spring by 3.
Maximum upgrade level is 15.

After the third dance step of Dance of Haftkarsvar's Pirouette hits opponents, Nilou will gain 15 Elemental Energy, and DMG from her Dance of Abzendegi: Distant Dreams, Listening Spring will be increased by 50% for 8s.

Increases the Level of Dance of Haftkarsvar by 3.
Maximum upgrade level is 15.

For every 1,000 points of Max HP, Nilou's CRIT Rate and CRIT DMG will increase by 0.6% and 1.2% respectively.
The maximum increase in CRIT Rate and CRIT DMG via this method is 30% and 60% respectively.