Isabelle cares deeply about others, values what she has and is willing to make sacrifices for the people she loves and cares about, doing anything for them. Isabelle displays leadership skills, especially when she assumes the captaincy of the Genesis team during a critical match. Isabelle's competitive spirit and ability to remain calm under pressure make her an effective leader on the field. Isabelle is not afraid to face tough challenges or make difficult decisions. Isabelle looks out for her friends at the orphanage and always supports them from the shadows, showing her compassionate side and her ability to be a loyal and trusted friend. Despite being described as an "ice princess warrior" who has never felt any kind of emotion, Isabelle shows great emotional strength, especially when she feels she is being abandoned or considered a mistake, due to her status as an orphan abandoned by her parents. Isabelle makes balanced judgments with her calm personality, suggesting that she is a logical and rational thinker, capable of making informed and fair decisions. Isabelle is a very serious and strict girl. Despite her serious and competitive nature, Isabelle also shows a loving, kind and playful side off the soccer field. Isabelle is competitive, always looking to win and does not give up easily. Isabelle has romantic feelings for Xavier Foster, as when she goes to his side it shows. Xavier Foster is one of Isabelle's teammates on the Genesis team. Isabelle and her friends from the orphanage are all soccer players. Isabelle demonstrates great courage in facing difficult situations, such as her decision to join the Alius Academy and undergo experiments to protect those she cares about. Isabelle shows great resilience in her ability to bounce back from adversity. Isabelle deeply values loyalty and reacts strongly to betrayal and injustice. Isabelle has a strong sense of justice and fairness. As a key member of the Genesis team, Isabelle shows a great love and dedication to soccer. Her skill and commitment on the field are evident in her performance during games. Isabelle cares for her childhood friend Xavier Foster and has a great connection with him. Isabelle has an aversion to those who show cruelty or lack of compassion towards others.

Isabelle has shoulder-length turquoise blue hair, with two white strands on either side of her face, and her eyes are turquoise blue. Isabelle Trick is a 16 year old female who is 170 centimeters tall. Isabelle has tanned skin, neither brown nor white. Isabelle's street clothes are a white sleeveless vest, light blue shorts, and a blue sleeveless blouse. Isabelle has a strength limiter, a feature that allows her to increase her physical and mental potential, to make her a better soccer player, but which also causes her great pain and can be life-threatening. Isabelle has a manifestation of the player's will and power, called the gurrero spirit, which allows her to use super special techniques, only with the soccer ball at her feet. Isabelle's warrior spirit is Snow Queen, which allows her to use the super technique Eternal Blizzard, but only with a soccer ball. Xavier Foster is a 16-year-old male who is 170 centimeters tall. Xavier has straight red hair and emerald green eyes. Xavier has pale skin. Xavier wears a white soccer uniform with blue and black accents as captain of Genesis. Xavier Foster is a striker and midfielder who is noted for his speed, dribbling and shooting. He can use with the soccer ball only, super techniques such as Meteor Cannon and Stellar Descent, and can also use the force limiter. The relationship between Xavier Foster and Isabelle Trick is a mix of camaraderie, mutual respect and a shared passion for soccer.