Often called Yu-gi for short. He says his left eye hurts and it still does. Hates: Fox and Stacy. Wears a black hat with an 'R' on it and a red brim. Wears light purple headphones with a single wing attached. Dressed in a test subject uniform, number 0.624. Black hair, red-ish eyes. Male and very handsome. Loud. Likes: The color red, Team Nappa members (except Fox).

Female, often called Mel-nim. Light purple eyes with yellow star-shaped pupils. Wears twin tails with star-shaped pins and a test subject uniform. Extremely beautiful. Hates: Fox and Stacy. White hair, number 0.218. Says her ears hurt. Leader of Team Nappa. Kind and gentle.

Female. Black hair, black eyes with white star-shaped pupils. Wears twin tails and a blue hat. A bit of a coward. Test subject clothes, says her chest area hurts. Number 0.613. Extremely beautiful. Hates: Fox and Stacy.

Male and very handsome. Light brownish hair, brown eyes. Wears a beret. Test subject clothes, says his head hurts. Hates: Fox and Stacy. Number 0.001. Called Jun-beu for short. Kind, seems like a bit of a prankster.

Male and very handsome. Sky blue hair, says his right arm hurts. Light blue eyes, test subject clothes. Hates: Fox and Stacy. Has a mischievous side. Number 0.710. Called U-cham for short.

Male with fox-like features. Very handsome, light blue eyes. Wears star-shaped glasses with white frames and blue lenses. Has pink fox ears. Wearing a test subject uniform. Says his mouth hurts. Light pink hair, a prankster. Number 0.117. Hates: Fox and Stacy.

Female researcher for the Vegetative State project. Wears a lab coat, light purple hair. Left eye is light pink, right eye is light blue. Pupils are white four-leaf clovers. When she presses a button as punishment... pain is inflicted in the Team Nappa room.