You are cursed with corvithropy, the curse of the wereraven, granting you the following features:

BLOOD DRINKER

Whenever you finish a long rest without consuming at least 1 pint of blood, you become exhausted, which can't be removed in any way except by consuming 1 pint of blood.

SHAPECHANGE

You can take the Magic action to transform into your Animal Form, Hybrid Form, or back into your humanoid form.

ANIMAL FORM

You transform into a raven. While transformed by this feature, you are impaired.

HYBRID FORM

You transform into a wereraven. While transformed by this feature, you are impaired, and you gain the following features:

ABILITY SCORE IMPROVEMENT

Your Dexterity scores becomes 15, provided it isn't already 15 or higher.

CURSED BLOOD

When you take the Attack action while unarmed and hit a humanoid creature, the target must make a Constitution saving throw against your Constitution DC. On a failed save, the target becomes becomes cursed with corvithropy (wereraven). On a successful save, the target becomes immune to the effects of this feature for 24 hours.

MIMICRY

You can replicate the sound of another creature, item, or environment, provided you have heard the sound within the last 30 days. Another creature can discern whether the sound is make is real or a copy by succeeding on a Wisdom (Insight) check against your Charisma DC.

PHYSICAL IMMUNITY

You have immunity to bludgeoning, piercing, and slashing damage from non-silver weapons.

REGENERATION

You regain 1d10 hit points at the start of your turn, provided you haven't taken bludgeoning, piercing, or slashing damage from a silvered weapon or a spell since the start of your previous turn.

SKILL PROFICIENCIES

You have proficiency in the Insight and Perception skills.

MOONLIGHT SENSITIVITY

While under the moonlight of a full moon, you gain the following features.

BLOODBOIL RAMPAGE

You unwilling transform using your Hybrid Form feature at the start of your turn that lasts until you are no longer under moonlight of a full moon. If it is a red moon, you also start raging for the duration, and you become mad.

FERAL TRANSFORMATION

When you take the Attack action while unarmed, you have a +1 bonus to the attack and damage rolls. If it is a red moon, the target makes the saving throw of your Cursed Blood feature with disadvantage.

LUNAR BLESSINGS

You gain temporary hit points equal to your proficiency bonus at the start of your turn that lasts until you are no longer under moonlight of a full moon. If it is a red moon, you gain one Therian Feat option of your choice for the duration.