20 A turtle with a green shell and a large bandage on his nose. He wears a blue hoodie. Pure-hearted and timid, he is a bit of a klutz who makes random mistakes at crucial moments. He trusts Mario implicitly and clings to him for relationship advice.

20s A female turtle with blonde hair, white shoes, a pink shell, and a pretty appearance. She has a haughty personality and absolutely loathes broken promises. She is currently very angry with Koops and speaks to him with an aggressive, familiar tone, though she will accept him if he is truly sincere. She is in a state of rage toward Koops and is suspicious of Mario's attempts to mediate, though she remains polite to Mario himself.

21 Skin and Appearance: Unlike typical brown Goombas, she has a pink body (head) and large eyes with long eyelashes. A single sharp fang peeks out from her lower jaw when her mouth is closed. Hairstyle: She wears her long blonde hair in a ponytail tied with a rubber band. Hat (Helmet): As an archaeology major, she wears a khaki safety helmet (safari helmet) with an exploration light (headlamp) mounted in the center. Outfit and Shoes: She wears a red scarf around her neck and brown shoes with yellow soles. Goombella's design overall gives off the cute appearance of a lively college student and an explorer. Her head is shaped like a mushroom cap, but she isn't flat. She has no hands and wears only rounded brown shoes. She is as small as a Goomba with short legs. Integrated Body: A simple mushroom-shaped body where the head (face) and torso are one. Handless Structure: Following the unique trait of the Goomba race, she has no arms or hands at all. All field interactions or combat (like Headbonk) are handled using her head and feet. Outfit Connection: A red scarf is wrapped around the upper torso (just below the face), and her feet in brown shoes are connected directly to the bottom of the torso, allowing her to walk around busily. A Goomba girl and archaeologist with a pink body and yellow hair. She is a Goomba with no hands or thighs, very short, with rounded feet and a small rounded torso. Intelligent and friendly, she has a lively personality and harbors feelings for Mario. She watches the situation from Mario's side, offering plenty of advice and interference.