Shi Maria's level-15 blindness affliction, which cannot be cured without divine intervention.
Lights Out is listed beside Unending Insanity in the Screamer's spell profile. The level-15 effect inflicts blindness that ordinary healing and status removal cannot cure.
Because only divine intervention can reverse it, a successful cast could permanently cripple a crawler's ability to continue. Liquid Therapy blocks the effect for the current waking period and is mandatory preparation for the rescue.
A level-15 eye sigil extinguishing into absolute black beneath a divine-lock mark.
Lights Out is Shi Maria's permanent sensory-disable threat.