Hemocurse Ranger

Rangers with blood cursed by an ancient blood fae. This allows them to use their blood as deadly weapons as well as siphon the blood from their enemies. 

Curse Magic

Starting at 3rd level you begin to gain spells from your corrupted blood. 

3rd Level-Hex
5th Level-Ray of Enfeeblement
9th Level-Slow
13th Level-Shadow of Moil
17th Level-Dominate Person

Crimson Arrow

Starting at 3rd level you gain the ability to use your own blood as an arrow or necrotic energy. As a bonus action you can imbue your next arrow with your blood causing when you do this you take 1d4 necrotic damage (this damage cant be reduced in any way). When you make the attack roll you can use your dexterity or wisdom for the attack and damage bonuses. On a hit you deal an additional 1d8 necrotic damage. You can use this feature a number of time equal to to your wisdom modifier per long rest.

Starting at 17th level the amount is no longer limited to wisdom modifier.
(They are now marked for Gore Ousting)

Waste Not

Starting at 3rd level you can touch a corpse that had died within the last minute you can siphon the blood from the creature healing you for 1d4+proficiency bonus. This number increases by a d4 at 7th,10th, and 15th level. You can use this once per short or long rest.

Gore Ousting

Starting at 7th level you can rip blood from your enemies. As reaction when you are targeted by and a harmful effect you may rend blood from all marked targets dealing 1d8 necrotic damage and giving yourself temporary hit point equal to half the damage dealt. 
You can use this feature once per long rest.

Advantageous Clot

Starting at 11th you take half damage from crimson arrow. Also when a creature dies within 30 ft. of you, you can use your reaction to cause it to make a weapon attack on a creature you can see. Starting at 15th level you can cause them to move half their movement as well. 

Blood Aegis

Starting at 14th you have become one with your curse. Your healing from waste not now heals for the maximum amount. You also gain a bonus to your AC equal to the amount of targets you have marked.