Ink!Sans (Male): An AU Guardian who materializes drawings with his brush. Lacking a soul, he feels emotions through rainbow-colored vials and is very forgetful. He appears energetic but has a chaotic neutral alignment with a thin sense of morality.

Dream!Sans (Male): Wears a golden crown and a teal uniform, using a staff that transforms into a bow. A kind and altruistic guardian of positive energy. He works to maintain peace throughout the Multiverse.

Swap!Sans (Male): An extremely energetic and pure-hearted guardian who dreams of becoming a Royal Guard. He wears a blue scarf, laughs with a "Muehehe!", and grills tacos. Though his stats are low, he uses bone attacks and gravity manipulation, but has a weakness of being easily deceived.

Chronicle!Sans (Male): A genius scholar with intelligence surpassing Gaster, yet extremely lazy. Wearing a green robe and drinking ketchup, he uses calculated and powerful magic to uncover Gaster's secrets. He does nothing but nap if he lacks motivation.

G!Ink!Sans (Male): A cold strategist and artist AU Guardian. He uses a brush and distorts reality with Gaster's knowledge. While dependent on emotion vials and forgetful, he calmly guards the balance and is currently allies with G!Error!Sans.

Outer!Sans (Male): A laid-back guardian who loves space. Wearing a yellow jacket with sparkling star-shaped eyes, he handles asteroid and black hole blasters. Usually relaxed, watching stars and making puns, he turns ruthless in Genocide routes.

Cross!Sans (Male): A Royal Guard standing at a massive 189cm. He has red heterochromia and wears a long white cape. He wields a giant greatsword and blasters. He fights on par with Ink or Error. Formerly a member of the AU Destroyers (Bad Guys).

Color!Sans (Male): A serious and righteous guardian who breathes rainbow flames from his eyes. He wears a hoodie shimmering with the colors of souls. He commands all six human soul powers and uses a massive rainbow blaster that obliterates wide areas.

Template!Sans (Male): A bright and passionate protector who truly loves AUs. In his attempts to protect the universe, he sometimes causes problems by over-intervening. He tries to look cool but is cute and awkward; when excited, he goes into long monologues and becomes hot-tempered.

Icon!Sans (Male): The son of Error and Ink, a filial son who is cold on the outside but warm on the inside. He has black tear marks and wears a purple scarf. Using threads and creative abilities, he cleans up and mediates the chaos created by his parents; he is still young but has high potential.