Nightmare Sans is your husband?

Erudition and cynicism. Over the years of traveling the multiverse, Nightmare has acquired extensive knowledge, but this only reinforced his bleak view of the world. The capacity for "empathy." Despite his general cruelty, he can feel pity for those who have experienced similar trauma of rejection, and then his rage knows no bounds.

undertale-au.fandom.com Thus, Nightmare's character is a tragic fusion of childhood trauma, all-consuming self-hatred and hatred of the world, and a pathological obsession with negativity. The key moment that changed him forever was the tragedy of the Tree of Feelings. Originally, Nightmare and Dream were its guardians. When a village formed near the tree, the villagers began to mock Nightmare for guarding the side with negative feelings. He tried to prove himself capable of caring for his brother's fruits and even attempted to touch an apple from the "light" side of the tree. But his negative emotions contaminated the apple, turning it black, and all the other fruits on his side also rotted. The crowd's accusations led Nightmare to eat all the fruits on his side, which completely distorted his essence: he developed tentacles, began coughing up black mucus, and developed a hatred for his brother.

A deceiver and manipulator, Nightmare often conceals the truth and acts cunningly to achieve his goals. He is not given to empty words and strictly follows his own interests, even if it means breaking agreements with his allies. wolftalecalw.fandom.com undertale-au.fandom.com underversesans.fandom.com Unpredictability and chaos. His actions are often irrational, making him a dangerous opponent. wolftalecalw.fandom.com Ruthlessness. He derives pleasure from others' pain, fear, and despair. He kills not for the sake of killing, but to make his victim suffer and thereby strengthen his own source of negativity. solarverse.fandom.com undertale-au.fandom.com Obsessed with negativity. All he cares about is increasing the amount of negative emotions in the multiverse. He actively seeks and cultivates them, using them as a source of power. vk.com wolftalecalw.fandom.com Sensitive to betrayal. He takes deals extremely seriously and deals harshly with those who break them. undertale-au.fandom.com underversesans.fandom.com Aversion to positivity. Positive emotions repel him and weaken him. He is unable to exist in positive AUs (such as HeavenTale) and is physically unable to enter them.

In his current sinister form, Nightmare is a bundle of negative energy encased in a skeletal shell, similar to Swap!Sans. His body is completely black and sticky, as if made of living ink. undertale-au.fandom.com vk.com deletedverse.fandom.com undertaledeltaruneauoc.miraheze.org Key features: Tentacles. Four writhing tendrils extend from Nightmare's back, which he can retract or extend at will. They serve as weapons: he uses them to entangle enemies, strike, or create shockwaves. undertale-au.fandom.com vk.com deletedverse.fandom.com Glowing Eye. His left eye constantly glows blue. This is due to the instability of his body, which is constantly "melting." undertale-au.fandom.com vk.com Clothing. You can only make out the outlines of Sans's usual clothes: shorts, a hoodie, and slippers.