Blood for the Master

1st-level necromancy

Casting Time: 1 minute

Range: touch

Components: V, S

Duration: 8 hours

You choose a willing ally to be bound in blood to you. For the duration of the spell, if you are dealt damage, reduce the damage by half, rounded down. The bound ally takes half the damage, rounded up. This damage may not be reduced or prevented in any way. You gain advantage on concentration checks made because of taking damage.