Unholy Kiss

You kiss the vitality out of one creature you who´s head you can touch. The target must succeed on a Constitution saving throw or take 1d4 necrotic damage and is stunned in shock until the start of your next round. This spell only applies on living creatures.

This spell’s damage increases by 1d4 when you reach 5th level (2d4), 11th level (3d4), and 17th level (4d4).