Vampiric Physiology

You are a vampire, with the regeneration, resistances, and weaknesses of a vampire.

You have the following flaws:

Forbiddance. You can’t enter a residence without an invitation from one of the occupants.

Harmed by Running Water. You take 20 acid damage if you end your turn in running water.

Stake to the Heart. You are destroyed if a piercing weapon made of wood is driven into your heart while you are incapacitated in your resting place.

Sunlight Hypersensitivity. You take 20 radiant damage when you start your turn in sunlight. While in sunlight, you have disadvantage on attack rolls and ability checks.