Blood Sacrifice

Choose a creature that you can see within range. A surge of negative energy washes through the creature, causing it to lose 1d6 hit points and give the user just as much. This spell has no effect on constructs or undead.

At Higher Levels. When you reach level 4 it becomes a 2d6, a 3d6 at level 6,and a 5d6 at 14.