Bloodsworn
2nd-level enchantment
Casting Time: 1 action
Range: 60 feet
Components: V, S, M (a drop of blood, which the spell consumes)
Duration: 1 minute
You create a magical link between you and a hostile creature in range you can see. The creature must make a Charisma saving throw. On a failed save, the creature is linked to you. For the duration, whenever you take damage, the linked creature takes half as much damage.
At Higher Levels. When you cast this spell using a spell slot of 4th level or higher, you can target an additional creature for every two slot levels above 2nd.