Crimson Oathsworn

Blood Thirst(Main Ability/Generator):

Starting at 1st level, your connection to vampiric blood empowers your attacks. When you hit with a melee attack, you can choose to deal additional necrotic damage equal to your hit die. You fuel this feature with hit dice, you gain 1 blood point from using this feature. you can use a maximum number of hit die equal to your proficiency bonus.

Abyssal Strength:

At 1st level, as a Crimson Oathsworn, you gain the power to strengthen your attacks. Imbued with the essence of your vampire patrons blood, you add 1d4  to your weapon damage rolls,  This damage increases at levels 4(1d6), 8(1d8), 12(1d10) and 16(1d12). Your attacks now count as magical for the purpose of overcoming resistance and immunity to non-magical attacks. You now add your proficiency modifier to your melee weapon attacks and you grow claws that are considered natural weapons for you and deal 1d4 slashing damage. This damage increases at levels 4(2d4), 8(3d4), 12(4d4) and 16(5d4).

Additionally, Your vampire patrons power also makes your attacks more swift, allowing you to make an additional strike as a bonus action during your turn.

Sanguine Power(Secondary Ability):

The Sanguine Power system allows your Crimson Oathsworn to gain blood points during combat by successfully executing vampiric abilities and attacks. These points represent the vampiric essence flowing through your veins, fueling your dark powers. The maximum pool of points your Crimson Oathsworn can have is equal to your Proficiency Bonus + Constitution Modifier. This pool is refreshed to 0 after finishing a short or long rest. Additionally, your vampiric nature grants you an unnatural charisma that can be both mesmerizing and intimidating. You gain advantage on Charisma (Persuasion) and Charisma (Intimidation) checks when dealing with other creatures that recognize or fear your vampiric heritage.

Spellcasting Ability:

The Oathsworn blends dark knowledge, innate vampiric gifts, and learned spellcasting, reflecting devoted allegiance to the powerful vampire from whom you derive your powers. You use your Charisma as your Oathsworn ability modifier. Your charismatic presence and unyielding dedication influence the potency of your spells, enabling you to command the essence of twilight and darkness, shaping the course of battles, and bending shadows to your will. This embodies the mystique and loyalty of the Crimson Oathsworn, as they wield eldritch powers drawn from their unwavering bond to their vampiric benefactor.

Spell save DC = 8 + your proficiency bonus + your Charisma modifier

Spell attack modifier = your proficiency bonus + your Charisma modifier

Vampiric Sustenance:

At 2nd level, you gain the ability to sustain yourself by drinking the blood of your enemies. If a creature you damaged within 1 minute dies you gain 1 hit die, and gain 1 Blood Point. Thi