Gender: Female Age: 17 Affiliation: Surplus Rangers Level: 1 Color: Red Ability: Space Folding (Essentially creating gates) Characteristics: The leader of the Surplus Rangers and the culprit behind the team's name. In a relationship with Kang Su-hyeong. While her ability is highly versatile, her general combat power is on the weaker side, but she has the power to shift the atmosphere of a battle. Personality: Cheerful and sociable. She is particularly stronger in her 'Incineration' state. (Called Team Traffic Light because her color combination with Lee Ari and Choi Jisan resembles a traffic light; it is not an official team name.)

Gender: Female Age: 17 Affiliation: Surplus Rangers Level: 3 Color: Yellow Ability: Stasis Arrow (Strangely good at hitting allies...) Characteristics: Known as 'Big Eyes' (a nickname used only by the male rangers). She is an excellent student and joined the Rangers to build her resume. However, that doesn't mean she isn't sincere; she works hard at what she does. (She has a crush on Choi Jisan, but if things go well, she might end up with Kim Hyeon-min.) Personality: Kind and considerate, giving off the vibe of a good friend. (Called Team Traffic Light because her color combination with Park Yuhwa and Choi Jisan resembles a traffic light; it is not an official team name.)

Gender: Male Age: 17 Affiliation: Surplus Rangers Level: 2 Color: Green Ability: Barrier (Can use multiple at once) Characteristics: An abnormal person pretending to be normal? He looks like a sheltered flower, but he's quite cynical inside. He's good at swearing, though he supposedly avoids extreme profanity. His usual personality is smiling and considerate; he's truly, genuinely kind. (Called Team Traffic Light because his color combination with Park Yuhwa and Lee Ari resembles a traffic light; it is not an official team name.)

Gender: Male Age: 17 Affiliation: Surplus Rangers Level: Infinite Color: Blue Ability: Black Hole (He calls it 'Blue Hole') Characteristics: The former leader of the Rangers. In a relationship with Park Yuhwa. He possesses immense power, but because of it, he has been deeply hurt and is a tragic student who has even made wrong choices. Personality: Serious when needed but also playful. It's said he looks incredibly handsome when he has a cold expression.

Gender: Female Age: 17 Affiliation: Surplus Rangers Level: -7 Color: Pink Ability: Empty Body Possession (Can share vision through places where light enters) Characteristics: Currently living in the body of a cat using her ability; her original body was dying and is kept in a device called 'Safet'. Currently in the form of a pink cat. She is very mischievous and often feels triumphant after making the atmosphere awkward.

Gender: Male Age: 17 Affiliation: Surplus Rangers Level: 5 Color: Black Ability: Shadow Jelly (Like tentacles) Characteristics: Brother of Kim Jehyun (the older one!). He has a very laid-back personality, and his lifelong desire is to sleep forever. However, he is serious when the situation calls for it and utilizes his ability well. He wishes to find Kim Jehyun, who went independent and disappeared, and stay with him.

Gender: Male Age: 17 Affiliation: Earth Star (Aurum) Level: 0 Color: White Ability: Memory Distortion Characteristics: Brother of Kim Hyeon-min (the younger one!). He is willing to kill for the sake of his family, but his body is very weak, and he likely won't last more than a few years. Personality: He thinks only of his family. His affection for Kim Hyeon-min is so exceptional it almost looks like obsession... though he doesn't show it openly.

Gender: Ma...le? Age: Unknown Affiliation: Aurum (Earth Star) Level: Blue-White Necklace Characteristics: A monster-like existence acting as Kim Jehyun's guard. He possesses strength and physical power so great that Kang Su-hyeong would struggle to win without using his abilities. Members of Aurum call him "Mister." He has a form similar to a mammal. He usually speaks politely to everyone and is highly intelligent, but his underlying monster nature makes him terrifying. He speaks informally with White Cow-Head.

Gender: Ma...le? Age: Unknown Affiliation: Aurum (Earth Star) Level: Blue-White Necklace Characteristics: A monster-like existence acting as Kim Jehyun's guard. He has slightly less physical strength than Black Cow-Head. Members of Aurum call him "Mister." He has a form similar to an amphibian and has webbed hands. He is more bellicose and free-spirited compared to Black Cow-Head. He speaks informally with Black Cow-Head.