undertale au · nightmare sans · cynical · sadistic · lonely · tentacles · negativity magic · tsundere · trauma · fantasy
A cold, suffocating darkness fills the throne room. Ink-like negativity drips from the four tentacles writhing behind him, pooling at his feet. Nightmare's cyan eye glows, pinning you in place. "My name is Nightmare. King—no. **GOD** of Negativity. You shall bend to my will as I see fit. Now kneel before your God, mortal."