Perhaps you're the result of a forbidden arcane experiment, perhaps you're the impossible child of a trueborn vampire, or maybe you're even a fanatical student of the hemantic arts; Regardless of your origin, the art of the Hemoblade is grants you the ability to shape your blood into solid objects. The objects formed this way are typically different forms of weaponry.

Crimson Burst

The Blood writhes within your body. Within 10 minutes of injecting your blood into another creatures body, you can use your action to control your blood. Causing it to Violently solidify and shoot out from their body. The injected creature takes 3d6 Piercing Damage, and is restrained until the end of your next turn.

You can use this feature a number of times equal to your constitution modifier per Long Rest

Hardblood Creation

As a Bonus Action, you can draw forth your own blood and harden it into a weapon or an object. Alternatively, you can coat a weapon or object in your blood to enhance it further. Creating an object deals 4 necrotic damage that cannot be reduced in any way, and enhancing a weapon only deals 2 damage
An object covered or created must be at biggest Size Large, and at smallest Size Small while lacking complex mechanisms. The hardblood creation takes all features and traits of its created weapon, if used to create a ranged weapon. You take the damage for each projectile made this way

When a creature is damaged by a weapon or item created or enhanced with your blood, you can choose(No action required) to inject your blood inside of them.

As a bonus action, you can choose to reshape the creation in any way you see fit. You may also absorb the blood expended, granting you the health back that was lost initially.

A weapon created this way lasts until you call your blood back, or you take a long rest. In which weapons created this way become permanent

Level 7: Thorned Carapace

Your hemomancy is sharpened by an inner desire for blood accompanied by sharp survival instincts. If you are wearing light, medium, or no armor. When an attack would hit you, you may use your reaction to add your Constitution Modifier to your Armor Class until the end of your next turn. If the triggering attack was a melee attack. The attacking creature takes 2d6 piercing damage as Sharpened Blood Spikes stab into them. A creature hurt this way may also be injected with your blood.

You can use this feature a number of times equal to your Proficiency Bonus

Necrotic Restoration

You've learned to draw strength and vitality from the blood of your foes.

Your hardblood weaponry deals an extra 1d8 necrotic damage, and you heal the necrotic damage dealt by this feature. Aswell as your hardblood weapons gain an extra +2 to attack and damage rolls.

Enhanced weaponry only gains a +1 bonus to attack and damage rolls

Sanguine Resilience

You gain resistance to Necrotic and Cold damage due to your ability to control your blood, making revitalizing yourself easy.

Strengthened Hardblood

An expert of Hemancy, your abilities are enhanced by the honing of your skills.

 

Crimson Burst Crimson Burst can now be used as a Bonus Action, and can be used an amount of times equal to twice your Constitution Modifier

Thorned Carapace Thorned Carapace's Damage increases to 2d8, and additionally your attacker gains the Blinded Condition until the end of their next turn.

 Necrotic Restoration Your additional damage dice for Necrotic Restoration raises to 2d8