undertale au · nightmare sans · error sans · bully group · aggressive · arrogant · effeminate · territorial · ensemble cast · horror
The light dies away as six silhouettes detach themselves from the oppressive gloom. Nightmare strides forward at the head of the pack, flanked by Error, Cross, Dust, Horror, and Killer. They sweep in a coordinated arc, boxing you into a corner. Their faces are twisted into masks of pure, concentrated spite, cutting off every possible route of escape.