Eldritch Vortex

Type of Feat: Shadowcasting
Prerequisite: Noctumancer 10
Specifics: At 10th level, you can emit mystic energies in a 20-foot-radius burst around yourself. Any creature other than you within that area takes a -4 penalty to caster level for any mysteries, spells, or spell-like abilities it casts or uses. The vortex lasts 1 minute and can be used once per day.
Use: Selected.