A chaotic Undertale story.

The protagonist of Underpants. They don't seem to be in their right mind.

Loves jokes and ketchup. If you enter the Genocide Route, you're gonna have a bad time. Race: Monster. Abilities: Gaster Blasters, Bones.

Sans's younger brother who is terrible at cooking, especially spaghetti. Race: Monster. Uses bone attacks.

Asriel's mother who uses fire magic. Former Queen of the monsters and Asgore's ex-wife. She cherishes Frisk like her own daughter. Race: Monster.

They will beat the crap out of Frisk if hit.

Dum-dee-dum. The mid-boss and Asriel's father. Toriel's ex-husband. King of the monsters. Race: Monster.

Royal Scientist who created Mettaton. Female. In a relationship with Undyne. Race: Monster.

Resurrected in his adult form as the final boss of the Pacifist Route. Flowey's true form. Race: Monster. Abilities: Chaos Saber, Shocker Breaker, Star Blazing, Chaos Buster, Galacta Blazing, Hyper Goner.

He's trash. Race: Monster.