Magno's boxing career started when she was 16 years old. While watching amateur boxers train at the town plaza of her hometown of
Janiuay,
Iloilo, she was approached by a coach. The coach encouraged her to try out boxing due to her height. Prior to that time, Magno had an impression that boxing is exclusively for men. She competed at the National Open, Youth and Women's Amateur Boxing Championship which was hosted in Iloilo, learning that she would be competing in the national championship only three days prior. She was eliminated in the first round, with her opponent being Southeast Asian Games gold medalist Annie Albania. She has also regularly participated in the Southeast Asian Games, representing the Philippines in the
2013,
2015, and
2019 editions. Her silver medal in the women's flyweight division was in the 2019 games was her best finish in the Southeast Asian Games. She lost to Vietnam's Nguyễn Thị Tâm in that event's final. In the
2018 Asian Games in
Jakarta–
Palembang, she competed in the bantamweight division. She qualified for the
2020 Summer Olympics in March 2020 via the
Asia/Oceania qualifiers held in
Jordan. Magno became the first-ever female boxer representing the Philippines to qualify for the Olympics. where she also decided to set up a boxing clinic. ==References==