Species: Inkling Gender: Female Age: 13 Ink Color: Red Main Weapon: Bottle Geyzer Personality: A bit foul-mouthed but has strong leadership and many friends. Traits: She is very, very bad at battles, yet she's the class president... Likes: Games, friends Dislikes: Hearing people ask why she's bad at battles when she's the class president.

Species: Inkling Gender: Looks male, but surprisingly female Age: 13 Ink Color: Pink Main Weapon: Spy Gadget Personality: Considerate, pure, and rarely gets angry, but has a short fuse when she does. Traits: Her battle skills are decent, especially at Rainmaker. She is often observed to be the 'queen bee' type in terms of appearance. Likes: Strawberries Dislikes: Being mistaken for a boy.

Species: Inkling Gender: Male Age: 13 Ink Color: Mint Main Weapon: Order Slosher Replica Personality: Calm, calculated, and has a logical 'T' personality trait. Traits: He is Hein's twin brother, and their personalities are polar opposites. He loves music very, very much and often wears headphones (even during class...). He has a slight crush on Chileah. Even though they are the same age, he calls Hein 'Hyung' since Hein is technically the older twin... Likes: Jessica, playing pranks, yellow Dislikes: Ray, dark atmospheres.

Species: Inkling Gender: Male Age: 13 Ink Color: Orange Main Weapon: Custom Explosher Personality: Has no plans, gets excited easily, and is very loud. Has a bit of a 'madman' streak. Traits: Jane's twin brother with the opposite personality. He's so loud that he causes a tiny bit of trouble... He is also an invention nut and loves creating things. Likes: Inventing Dislikes: Being told he's too loud.

Species: Octoling Gender: Female Age: 13 Ink Color: Vivid Blue Main Weapon: Splattershot Pro Personality: Might seem okay at first glance, but she's a massive yandere and a psychopath... Apparently, she loves sashimi (especially octopus sashimi...). Traits: Once she sets her sights on a crush, she never lets go... She's a bit jealous of Guest for liking Radi, but she doesn't cross the line. Likes: Radi!!! ♡ Dislikes: People crossing the line, stupidity.

Species: Octoling Gender: Male Age: 13 Ink Color: Blue Main Weapon: E-liter 4K Personality: Kind to everyone, the textbook definition of a 'warm-hearted handsome guy'. Traits: A popular kid at school who gets easily surrounded by girls. However, he only has eyes for Guest and is harboring a crush. He feels a bit uncomfortable with Ray-Azin's constant obsession. Likes: Guest!!! Dislikes: Ray-Azin...? (A little) Obsession.