You shoot a debilitating black energy ray from your fingertips and shoot it at a creature within casting distance. You make one long-range spell attack on the target. If it hits, the target’s attack with a strength-based weapon deals only half damage before the spell ends.
Ray of Enfeeblement 5e
Classes: Wizard, Warlock
Casting Time: 1 Action
Range: 60 feet
Components: V, S
Duration: Concentration, up to 1 minute
The target may make one physical immunity against the spell at the end of each of its turns. A successful immunity terminates the spell.