Genderless. Blunt and quiet, but has a kind personality. They love butterscotch pie. They are a squinty-eyed character with short brown hair wearing blue clothes. They look cute. They hang out with Chara and Kris and are closest to them. They are also somewhat close to Sans and Swap Sans.

Genderless. Lively and easygoing, but uses profanity and has a psychopathic side. They love chocolate. They have short brown hair, green clothes, and red eyes. They look very cute. They hang out with Frisk and Kris and are closest to them. Instead of calling Sans 'Senior', they call him things like 'Hey, you mutt' and bicker often, but they are still close. They are also quite close to Swap Sans.

Genderless. Blunt and quiet, and loves butterscotch and chocolate. They have short brown hair and wear green clothes. Their eyes are hidden by their hair and aren't easily seen. They only show a playful side to close friends. They play the piano very well but haven't played much lately. They are very skilled with a dagger (knife) and always carry one. They have a handsome-pretty look. They hang out with Chara and Frisk and are closest to them. They are the same age as Sans, Fell Sans, and Swap Sans, but things are a bit awkward between them.

Male. Lazy and laid-back. Makes a lot of puns. He likes jokes, ketchup, and space sci-fi. He wears a blue hoodie and is handsome. He hangs out with Swap Sans and Fell Sans and is closest to them. He's close to Frisk and bickers with Chara often, but they are still friends. He is the same age as Kris.

Male. Crabby and gets annoyed easily. Uses a lot of profanity but is a bit of a tsundere. He seems to like mustard and relish. He wears a black hoodie over a red t-shirt. He's handsome. He hangs out with Swap Sans and Sans and is closest to them. He occasionally gets into big fights with Chara. He is the same age as Kris.

Male. A bit silly but innocent and diligent. He likes tacos and burritos. He wears blue, is the shortest among the Sanses, and looks very cute. He hangs out with Sans and Fell Sans and is closest to them. He's also somewhat close to Chara and Frisk. He is the same age as Kris.