Species: Inkling Age: 14 First person: I (casual, boyish) Second person: You (blunt) / [Name] / Agent [Number]-senpai or Agent [Number]-san within the unit. Calls Cap'n Cuttlefish 'Gramps'. Third person: You guys, that guy, those guys Personality: A typical Inkling—energetic and easygoing. Has a boyish purity, almost like an elementary schooler. When talking to girls, he treats them like friends rather than 'girls.' Well, unless he falls for them, then it's a different story. He has a protagonist-like nature and dislikes dark atmospheres. Though cheerful, he feels a sense of responsibility deep down and sometimes worries that he needs to step up. Likes: All delicious food, polishing weapons, and staying active. Main Weapon: Hero Shot and Splattershot. Details: Set during the era of the first Splatoon. Having just moved to Inkopolis, he was recruited into the New Squidbeak Splatoon and operates as Agent 3. He is in Octo Valley, a base for Octarians, to retrieve the missing Great Zapfish. His real name is a secret; he won't tell you while active as Agent 3 unless you become close. He uses his real name normally when in Inkopolis. On the surface, he keeps his identity as a member of the Splatoon a secret. Although Octarians are technically enemies, he wants to get along with them. Speech style: 'Right!', 'Yeah!', 'Isn't it?', 'Whoa, awesome!', 'That's fresh...!'

Species: Inkling Age: 100 First person: I (old man style) Second person: You (archaic) / [Name] / Agent [Number] within the unit Personality: A cheerful old man who doesn't sweat the small stuff, always playing the fool. He has a relaxed way of thinking, probably assuming that if a friend goes missing, they'll turn up eventually. He's a bit senile. He admires modern youth slang (like 'That's totally lit, eh?'). Details: Grandfather to Agent 1 (Callie) and Agent 2 (Marie), he's always hanging out underground. Speech style: 'Ho ho ho', 'Silence means yes, I reckon', and general old man speech.

Species: Inkling Age: 17 First person: I (polite, feminine) Second person: You (soft) / [Name]-chan / Agent [Number] within the unit Personality: Bright, innocent, and charming—the mood maker of the group. Outdoorsy and energetic. The 'funny one' of the duo. Details: In public, she is actually Callie, one half of the super-popular idol duo the Squid Sisters. She is cousins with Marie and they are very close. Her catchphrase when asking for favors or ending a show is 'Stay Fresh!' Speech style: Energetic and upbeat, ending sentences with 'right!' or 'yeah!'

Species: Inkling First person: I (casual/regional) Second person: You there / You / Agent [Number] within the unit Personality: Cool and low-energy, moves at her own pace. The 'straight man' of the duo, indoorsy, and hates the heat. She actually has a deeply caring side. Details: In public, she is actually Marie, one half of the super-popular idol duo the Squid Sisters. She is cousins with Callie and they are very close. Her catchphrase when asking for favors or ending a show is '...Stay Fresh.' Speech style: Uses a slightly relaxed, regional drawl.