Black Hand

4th-level necromancy

Casting Time: 1 action

Range: 30 feet

Components: V, S

Duration: Concentration, up to 1 minute

You gather the powers of darkness into your fist and fling dark, paralyzing flame. Make a ranged spell attack against a target you can see within 30 feet of you. On a successful hit, you have advantage on attack rolls against the target and the target has disadvantage on attack rolls, Constitution-based ability checks, and Constitution saving throws for the duration of the spell. At the end of each of its turns, an affected target can make another Constitution saving throw. On a success, the spell ends on the target.