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Character Info

Also Known As:


Frisk is the main character that you are able to play as and also the main protagonist of Undertale. After Frisk falls into the Underground, they go on a journey to return to the surface, to escape the Underground. Frisk is the last of the eight humans to fall into the Underground after traveling to Mt. Ebott.

Frisk does not have a definite gender. Is referred to as they/them.

Frisk is not the "fallen human" named at the beginning of the game. Frisk's name is only revealed in the True Pacifist Route.

Player can name themselves, but if the player names themself "Frisk", a game note from Toby Fox comes up that says

"WARNING: This name will give your life hell."


Frisk is a human child who wears a striped pink/purple and blue shirt, blue pants, and brown shoes.

They have medium-length straight brown hair, short bangs, and a blank expression.

Though Frisk does not show much expression in the overworld, NPCs often describe Frisk's expressions


Depending on how player decides to play the game, Frisk's personality is ambiguous.

Either a friend or foe to other characters in the game. However, is obedient to player instruction as well as other character instruction.

Doesn't show expression through sprite, but rather through narration.