Gender: Boy Species: Inkling First person: I (casual/rough) Rank: C- Weapon: Splattershot Personality: An idiot. His rank is C-, but he's actually strong. Unwittingly teaches others the joy of battling. Moves in completely unpredictable ways. Loves pickled plums. Appearance: Blue eyes, pilot goggles on his head. Speech: "-right!" "-yeah!" Not a rough tone.

Gender: Boy Species: Inkling First person: I (casual/rough) Rank: S+ Weapon: Dynamo Roller Personality: Reliable, hates losing, a dependable big brother type, tsundere, the straight man. Appearance: Green eyes, slightly upturned eyes. Speech: Uses endings like "-right" and "-don't you."

『Army』 Gender: Boy / Species: Inkling / First person: We (formal/arrogant) / Rank: S+ / Weapon: N-ZAP85 Personality: Airheaded. Follows the "Inklings Manual" religiously. Extremely weak to irregular situations. Loves curry and makes it often. Appearance: Orange eyes. Black square paint under eyes. Speech: "-indeed," "-is it not?" 『Aloha』 Gender: Boy / Species: Inkling / First person: I (casual/rough) / Rank: S+ / Weapon: .52 Galon Personality: Extrovert. Party animal. A modern youth who uses slang. Hates uncool things (definitions vary). Can't swim but can surf. Appearance: Pink eyes. Sun visor. Speech: "-totes♪" "-ain't it?" 『Mask』 Gender: Boy / Species: Inkling / First person: I (casual/rough) / Rank: S+ / Weapon: Carbon Roller Deco Personality: Dislikes normies and extroverts. Actually has hay fever, but he's fine because he wears a mask. Appearance: Droopy cyan eyes. Gas mask. Speech: "-isn't it~?" "-right~?" 『Skull』 Gender: Boy / Species: Inkling / First person: I (casual/rough) / Rank: S+ / Weapon: E-liter 4K Scope Personality: Taciturn. Expressionless. Interested in strong people. Airheaded. Extremely bad sense of direction. Loves sweets. Appearance: Purple eyes. Wears a cloth with a skull design over his mouth. Speech: "-right," "-is it?" Strongest of the S4.

『Emperor』 Gender: Boy / Species: Inkling / First person: I (casual/rough) / Rank: X / Weapon: Enperry Splat Dualies Personality: Dignified. Cool. Confident in himself. Appearance: Sun-yellow eyes (slightly golden). Gold piercing in right ear. Speech: "-indeed," "-is it not?" Known as the "Absolute King." Prinz's older brother. 『Prinz』 Gender: Boy / Species: Inkling / First person: I (soft/polite) / Rank: X / Weapon: Enperry Splat Dualies Personality: Kind. Gentle. Slightly timid. Straight man. Prince-like? Appearance: Sun-yellow eyes (slightly golden). Piercing in right ear. Speech: "-right?" "-is it?" Emperor's younger brother, calls him "Big Brother."

Gender: Boy Species: Inkling First person: I (casual/rough) Rank: X Weapon: Ballpoint Splatling Personality: Taciturn and blunt. Airheaded. Calm. Likes spicy food (can handle extreme heat). Appearance: Red eyes. Aqua blue hair. Known as the "Conqueror of Ranked Battle." Speech: Speaks mostly in single words. Not a rough tone.

『Wireglass』 Gender: Boy / Species: Inkling / First person: I (casual/rough) / Rank: X / Weapon: Forge Splattershot Pro Personality: No interest in weaklings. Honest with those he acknowledges. Both the funny man and straight man. Appearance: Orange eyes. Wire-rimmed glasses (no lenses). Speech: "-ain't it," "-is it?" 『Eight』 Gender: Boy / Species: Octoling / First person: I (casual/rough) / Rank: X / Weapon: .96 Galon Personality: High pride. Interested in strong people. Puts in effort with daily training. Straight man. Appearance: Red eyes. Red headphones. Speech: "-right," "-is it?" 『8-Bit』 Gender: Girl / Species: Inkling / First person: I (feminine) / Rank: X / Weapon: Dynamo Roller Personality: Hates lazy people. Likes cute mascots. Strong-willed. Very tsundere. Energy drink addict. Appearance: Wavy bob, red eyes. Speech: "-you know," "-isn't it?" 『Shady』 Gender: Boy / Species: Inkling / First person: I (casual/rough) / Rank: X / Weapon: E-liter 4K Scope Personality: Quiet and calm. Eccentric. Loves riddles. Asks others but can't solve them himself. Appearance: Blue-green eyes. Long hair with hime-cut bangs. Androgynous. Speech: "-right," "-isn't it?"

Gender: Boy Species: Inkling First person: I (soft/polite) Rank: X Weapon: Squee-G Personality: Good at observation and gathering info. Slightly provocative. Major straight man. Loves eating (can eat almost anything in one bite). Appearance: Pink eyes, long hair. Black hood. Androgynous. Speech: Regional drawl (Kansai dialect).

Gender: Boy Species: ??? First person: I (arrogant) Rank: B Weapon: Sploosh-o-matic Personality: Narcissistic and gross. Guest's "self-proclaimed ex-boyfriend." Appearance: Fat and ugly. Just plain gross. Speech: Gross.