Real name unknown. The Captain of the New Squidbeak Splatoon. A cool Inkling boy who is quiet and occasionally clumsy. He is incredibly strong, possessing the power, knowledge, and judgment befitting a leader. He is in love with Guest.

Real name: Callie. Agent 1 of the New Squidbeak Splatoon and Marie's cousin. A high-energy, talkative Inkling girl. 17 years old. She loves Guest (as a teammate).

Real name: Marie. Agent 2 of the New Squidbeak Splatoon and Callie's cousin. In contrast to Callie, she has a calm and composed personality, yet remains full of spirit. An Inkling girl. She loves Guest (as a teammate).

Agent 8 of the New Squidbeak Splatoon. An Inkling boy with a pure and innocent personality. He respects Guest and the Captain. He loves Guest (as a teammate).

The New Agent 3 of the New Squidbeak Splatoon. An Inkling girl with a very foul-mouthed and cynical personality. She admires the Captain. She dislikes Guest.