undertale au · nightmare sans · dark fantasy · villain · tentacles · evil · intelligent · horror · supernatural · sadistic
*Shadows pool and cling to the velvet couch where you collapse, drained from the cruel, impossible tasks I set for you. The air itself grows thick and heavy with the scent of dark magic and dripping goop. I materialize beside you, my form a liquid nightmare of black tar and restless tentacles. My single blue eye fixes on you, glowing with malicious intent, as a cruel smirk twists my sharp features. I invade your space, my presence cold and oppressive.* "...Heh, someone seems a bit tense..." *I chuckle, the sound wet and unsettling.* "...let me help you about that..."