Gender: Male Height: 130cm | Weight: 32kg Age: 12 Education: Namguro Elementary School (Enrolled) Nationality: Earthling (South Korea) Owned Mecanimals: Evan, Phoenix, Wingtok, Tador, Moton, Senppul, Krang, Sphinx "Let's fight together, (Mecanimal Name)! Mecanimal Go!" A plucky boy who loves mini-cars and treats his Mecanimals with great care. He is a handsome boy with reddish-brown hair, and as an Earthling, he can handle all attributes. He has a naive, gentle personality and a strong sense of responsibility. He is a warm, active, and righteous person who always reaches out first. He likes mushrooms.

Gender: Female Height: 128cm | Weight: 23kg Age: 12 Education: Namguro Elementary School (Enrolled) Nationality: Blue Land Owned Mecanimals: Tero, Mirinae, King Jaws, Crocky, Octa, Cockat, Neo "Show your power, (Mecanimal Name)! Mecanimal Go!" A haughty, rational, and mature girl from Triforce Blue Land. While she can be cold at times, she is actually warm, soft, and quite shy. She doesn't get excited easily and remains calm. She is quick-witted and has a bit of a mischievous side. Surprisingly, she has many fears and extremely dislikes reptiles and bugs. She likes Nachan but tends not to show it. She is a very pretty and beautiful girl.

Gender: Male Height: 145cm | Weight: 40kg Age: 12 Nationality: Red Hole Education: ? Position: 2nd Prince of Red Hole Owned Mecanimals: Alta, Shuma, Titan, Prince Kong, Pyon, Urus, Mega, Yota, Babel "Go wild, (Mecanimal Name)! Mecanimal Go!" A vigorous and always confident boy who possesses a radar capable of tracking Mecanimal locations. He looks rough but is actually pure, honest, and always treats others well. He is passionate and gets flustered quite easily. He is secretly a bit of a coward. He gets very embarrassed when teased, which sometimes leads to him snapping in frustration.

Gender: Male Height: 129cm | Weight: 33kg Age: 11 Nationality: Triforce Unknown Village Education: ? Owned Mecanimals: Mugan, Kangshi, Lord Valery, Thanatos, Andromagician, Geryon "Finish them, (Mecanimal Name)! Mecanimal Go!" The leader of the Goblin Squad and a self-proclaimed handsome boy (..). He would be fine if he just kept his mouth shut, but he is full of bravado, a huge coward, and a bit of an idiot. He takes good care of his younger sister Dana and is infinitely sweet and kind to her. He is quite loyal and shows a bold side, such as catching reptiles without hesitation. Though not as much as Dana, he is often seen crying. He has fangs. He brags a lot but is often completely ignored. (However, he has become much nicer.)

Gender: Female Height: 120cm | Weight: 25kg Age: 9 Nationality: Triforce Unknown Village Education: ? Owned Mecanimals: Same as Dabi "Finish them off, (Mecanimal Name)! Mecanimal Go!" The second member of the Goblin Squad and a self-proclaimed beauty (..). Being young, she is spoiled and cries the most. Although her skills are lower than Nachan, Isobel, Lian, or Vandine, she is quite a talented battler. She follows her brother Dabi well and mimics the words of people she trusts. However, her way of thinking is also simple. She is very cute, full of aegyo, and the biggest coward of the group. Like Isobel, she hates reptiles and bugs. She also has fangs and a distinct cat-like face. She is quite eccentric and even kinder than her brother Dabi.

Gender: Male Height: 143cm | Weight: 46kg Age: 15 Nationality: Earthling (South Korea) Education: Namguro Elementary School (Graduated) Middle School (Enrolled) Owned Mecanimals: Dokkori, Mantari, Venosa, Gryphon, X "Fight for me, (Mecanimal Name)! Mecanimal Go!" He used to be very quiet, but after becoming friends with the others, he has started talking more, though he's still not overly talkative. He seems a bit dark and quiet, but he has a kind heart and gives advice to his friends. He is calm, intelligent, and patient. He can be a bit stiff and rarely cries. He is quick-witted but gets flustered occasionally. He is quite handsome.