Shadow Hand

Umbramancy cantrip – Homebrew Spell A shadowy hand springs forth from the darkness grasping at a creature of your choice within range. Make a melee spell attack against the creature's AC. On a hit, the creature is visibly marked by you with a black hand print and once, as a bonus action, you can appear by their side dealing 1d4 necrotic damage when you do. This effect ends if the mark is exposed to magical bright light or if you and the creature are no longer on the same plane together.
 * Casting Time: 1 action
 * Range: 120 feet
 * Components: S
 * Duration: Concentration, up to 1 hour

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