lichdom

upon becoming a lich you gain these traits

• Your creature type is undead. You no longer require air, food, drink, or sleep
are immune to disease, poison, and poisoned. resistant to necrotic. vulnerable to radiant and fire. you have darkvision 60 ft.

• If you die and your phylactery hasn’t been destroyed, instead of making death saves your body turns to dust immediately and you drop your items, you gain a new body in 1d10 days - proficiency bonus. The new body appears within 5 feet of the phylactery and has all your hit points

•you must consume a soul every day or gain a hunger point, unless supplied some other way. on 7 point you become a demilich