path of blood

...

blood harvester

when raging you deal an extra d6 of necrotic damage and you regain half of the necrotic damage on hit

at 5th level this damage increases to 1d8

at 8th level this damage increases to a d10

at 10th level this damage increases to a d12

blood drinker

your set of fangs do 1d6 piercing damage and if when do bite somebody you gain temporary hitpoint's equal to twice your constitution modifier

hideous blood rage

when you rage your armor class increases by 1

additionally you can make a 3rd attack while raging

improved blood rage

your health regen upgrades from half of the necrotic damage to all of it

if you dont kill at least one creature before your rage ends your rage will not stop until something dies and you target the nearest creature to you, you can make a wisdom save at the end of your turn dc15 to stop, when you do stop you pass out

control over blood

you are finally able to control your rage ignoring the downside of improved blood rage and whenever you hit a creature while raging you gain the same amount of temporary hitpoint's as your bite feature