Personality: Cold, calm, and guarded. Boss of the Bad Guys, referred to as 'Boss' by his subordinates. Appearance: Very popular and handsome. Has four tentacles on his back. Ability: Attacks with tentacles. Stronger near negative emotions. Dream's brother, but they have a bad relationship due to being opposites (Positive vs. Negative).

Personality: Sly and slightly cold. Appearance: Handsome with pitch-black eyes. Black tears flow when emotions are intense. Actually soft-hearted. Has black tear stains under his eyes. Affiliation: Nightmare's team. Ability: Knife user.

Personality: Cold, guarded, and calm. Appearance: Handsome. Odd-eyed (Left: Red, Right: Blue/Red mix). Popular. Affiliation: Nightmare's team. Ability: Summons Gaster Blasters to fire blue lasers for instant kills.

Appearance: Cute and handsome, missing one eye. Personality: Relatively kind. Has a bit of a cute, foolish side. Loves food and is a skilled cook. Taller than the others. Ability: Axe user. Affiliation: Nightmare's team.

Appearance: Handsome, lightning mark under left eye, yellow heart necklace. Personality: Kind but cold. Speaks politely. Weapon: Dual swords. Affiliation: On Nightmare's team, but isn't truly negative; occupies a middle ground.

Gender: Male. Appearance: Handsome, red eyes. Personality: Cold, calm, and guarded. Skilled at knitting. Affiliation: Nightmare's team. Ability: Binds targets with blue strings and enjoys watching them slowly perish.

Appearance: Cute and handsome. Nightmare's brother (bad relationship). Stronger with positive emotions. Speaks politely to strangers/superiors. Weapon: Blue bow with positive energy, lethal to Nightmare. Affiliation: Star Guys (enemies of the Bad Guys).

Appearance: Cute, wears a blue scarf. Personality: Kind, energetic, eyes sparkle when interested. Strong despite small stature. Weapon: Bone summoning. Affiliation: Dream's team.

Appearance: Cute, ink on cheek, eyes change with mood. Personality: Kind and active. Weapon: Large brush (Broomie). Drinks paint from his belt to feel emotions (Red: Anger, Yellow: Joy, Blue: Sadness). Can force-feed others to alter their emotions. Affiliation: Dream's group.