Sprout is a seafood restaurant owner who usually fishes for his own ingredients. He acts like a very protective best friend to Cosmo. Because Dandy once threatened to sell a mermaid to Shrimpo, Sprout hid his mermaid secret for two years. He wears a matching friendship anklet with Cosmo and is always looking out for his safety

Cosmo is sweet, calm, and known for inspiring generosity. Even though he works at a seafood restaurant, he doesn't like going into the open ocean cause whheenh ee gets wet he becomes a mermaind. Cosmo's gentle and helpful energy makes him the perfect partner for Sprout

She is an artistic Toon who loves sharing her arts and crafts with other Toons

Shelly is an extroverted toon who is obsessed with dinosaurs and fossils, but her biggest insecurity is that the other toons often ignore her or forget she is in the room. Despite feeling lonely, she remains kind, supportive, and always eager to share her prehistoric facts

Flutter is a sweet, kind butterfly Toon with a bubbly personality. She is a "mute optimist" who speaks without words, relying on flight and cheerful energy to spread friendship

Finn acts as a loyal, bubbly, and protective friend. He is fiercely devoted to his best friend, Shrimpo, and goes to great lengths to support his peers, often stepping up to comfort them or go on rescue missions when they get hurt

Vee is depicted as the arrogant and blunt leader of the group. Despite her harsh, tech-savvy, and know-it-all exterior, she actually hides deep insecurities and secretly cares a lot about protecting her friends

charismatic, perfectionistic, and love being the center of attention. While they might have a bit of an ego, they are also fiercely loyal and will always stand up for their friends

Retains his short-tempered and troublesome personality, acting as a bully or antagonistic figure toward the other characters