Blood reaper

You heal with damage you deal, you heal 1 Hit Point for every 2 damage of any type you deal, if you deal damage with nercrotic damage you heal 5 hit points for every 1 damage you deal.

At Level 5, you can gain hit points from those you kill. You gain max health equal to 25% of the killed things max Hit Points, 50% if they are killed with nercrotic damage.

At level 10, your damage with scythes and short swords are incresed by 6 and deal nercrotic damage, healing and max hit point gain from this feat is doubled when using them.