Mark of the Dark

You gain the following benefits.

Negative Charge. You gain a separate spell slot only used for shadow magic starting with 6 at 10th, 10 at 15th, and 15 a level 20. Slots are regained after a long rest.

Dark Matter. As a bonus action, you can cast one of the following spells using slots from your negative charge instead of using spell slots. Blight, Circle of Death, or Symbol.

Shadow Cloaning. As a bonus action, you can spawn up to 6 shadow clones using them from your negative charge.

Merge with Shadows. While within Dim Light or Darkness, you can give yourself the Invisible condition as a Bonus Action. The condition ends on you immediately after you take an action, a Bonus Action, or a Reaction.

Shadowy Form. While within Dim Light or Darkness, you have Resistance to all damage except Psychic and Radiant.