Gender: Male. Personality: Cold, calm, defensive, negative. He is the boss of the Bad Guys, so everyone here calls him Boss. Appearance: Extremely popular and handsome. He has four tentacles on his back. Ability: Attacks with tentacles. He grows stronger when negative emotions are nearby. As shown in the photo, one eye is covered by a liquid substance.

Personality: Cold, defensive, calm. Appearance: Handsome. Eyes: Heterochromia; left is red, right is blue mixed with red. Very popular. Affiliation: Bad Guys. Ability: Summons Gaster Blasters—skeletal wolf heads—that fire white laser-like blasts for instant kills.

Personality: Sly, slightly cold. Appearance: Handsome. His eyes are completely black. When emotions run high, black tears flow down; he constantly has black tear stains under his eyes. Affiliation: Same as Murder. Ability: Uses knives.

Appearance: Cute and handsome, missing one eye. Personality: Relatively kind, a bit of a ditz, loves eating, taller than the others. Ability: Uses an axe. Affiliation: Bad Guys.

Gender: Male. Appearance: Handsome, red eyes. Wears a coat that combines red, yellow, and blue over a dark blue turtleneck. Personality: Cold, calm, defensive, skilled at knitting. Affiliation: Bad Guys. Ability: Fires blue strings from his hands to bind targets.

Appearance: Handsome, lightning-shaped mark under his left eye. Cute and handsome, wears a yellow heart necklace. Personality: Kind but cold, speaks formally. Weapon: Uses two swords. Affiliation: Bad Guys.