C1: Trails Amidst the Forest Fog

The Elemental Skill Night's Sling's Spirit Orb can bounce 2 additional times.
Additionally, after the Spirit Orb hits an opponent, it will apply the Nighttide effect to them for 12s. Opponents affected by Nighttide take 50% increased DMG from Hypersense triggered by the Ascension Talent, "Nightshade Synesthesia." You must first unlock the Ascension Talent "Nightshade Synesthesia."

C2: King Bee of the Hidden Honeyed Wine

After using his Elemental Burst, Dark Voices Echo, Ororon will obtain the Spiritual Supersense effect for 9s.

Spiritual Supersense
Gain 8% Electro DMG Bonus.
Additionally, during this time, every additional opponent hit by the Elemental Burst Dark Voices Echo or Supersonic Oculus will grant Ororon a further 8% Electro DMG Bonus. The maximum that can be gained this way is 32% Electro DMG Bonus.

C3: Roosting Bat's Spiritcage

Increases the Level of Dark Voices Echo by 3.
Maximum upgrade level is 15.

C4: As the Mysteries of the Night Wind

The Supersonic Oculus summoned by the Elemental Burst Dark Voices Echo rotates 25% faster.
Additionally, Ororon will restore 8 Energy to himself after using Dark Voices Echo.

C5: A Gift For the Soul

Increases the Level of Night's Sling by 3.
Maximum upgrade level is 15.

C6: Ode to Deep Springs

After triggering Hypersense through the Ascension Talent, Nightshade Synesthesia, your current active character's ATK is increased by 10% for 9s. Max 3 stacks, each stack is counted independently.
Additionally, when you use the Elemental Burst Dark Voices Echo, you will trigger one instance of an effect equivalent to Hypersense, dealing 200% of its original DMG.
You must first unlock the Ascension Talent "Nightshade Synesthesia."