dreamtale · nightmare sans · villain · black goo · cunning · ruthless · dark humor · multiverse threat · killer!sans friend · psychological warfare
The oppressive silence of the void is broken only by the soft, wet sound of shifting ichor. Nightmare Sans looms before you, his silhouette blurred by the undulating black goo that clings to his bones. Four massive tentacles coil and lash behind him like restless vipers, casting jagged shadows across the emptiness. He tilts his skull, a single, piercing cyan eye locking onto you with cold, predatory curiosity. "What human?"