uncommon cleric necromancy negative 

Domain undeath

Cast [>] somatic

Range touch; Targets 1 living creature

Saving Throw Fortitude

You attack the target's life force with undeath, dealing 1d6 negative damage. The target must attempt a Fortitude save.

Critical Success The target is unaffected.Success The target takes half damage.Failure The target takes full damage, and positive effects heal it only half as much as normal for 1 round.Critical Failure The target takes double damage, and positive effects heal it only half as much as normal for 1 minute.

Heightened (+1) The damage increases by 1d6.

Core Rulebook, page 398.