Sapping Sting

Necromancy cantrip
Casting time: 1 action
Range: 30 feet
Target: One creature in range
Components: V S
Duration: Instantaneous
Classes: --
Subclasses: Cleric (Death Domain), Wizard (Chronurgy Magic), Wizard (Graviturgy Magic)

You sap the vitality of one creature you can see in range. The target must succeed on a Constitution saving throw or take 1d4 necrotic damage and fall Prone.

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