You are cursed with Wereraven Lycanthropy. Twice per Long Rest you can use an action and 1 Transformation charge to turn into a Hybrid form or a Raven form for 10 minutes (can be dropped at will).

While transformed into the Hybrid form you gain the following:

Hybrid Wings. You're unnafected by dificult terrains. On a fall, you can reduce the damage you might take by 3d10.

Mimicry. You can mimic simple sounds, such as a person whispering, a baby crying, an animal chittering, a glass breaking, etc. In a 60ft. radius. A creature who hears the sounds can tell they are imitations with a successful DC 10 Wisdom (Insight) check.

Beak Multiattack. You can attack twice (same as an Extra Attack) to do 1d4 + ability modifier, of piercing damage. If you already have Extra Attack, the Beak Multiattack is not doubled.

Improved Capabilities: your Dexterity becomes 15 (if the score isn't higher already). You gain proficiency in Wisdom (Perception) and Wisdom (Insight) checks. If already have proficiency, then gain expertise on them. Your Passive Perception becomes 16 (if the score isn't higher already).

While transformed into the Raven form you gain the following:

Fly. You gain a flying speed of 50ft.

Beak Multiattack. You can attack twice (same as an Extra Attack) to do 1 of piercing damage. If you already have Extra Attack the Beak Multiattack is not doubled.

Zasperdes Protection. you have 1 hit point. However, when you fall to 0 hit points, you turn into your base form instead of falling unconscious.