Xenos won one of the bronze medals in the under-21 men's 67kg event at the 2016
EKF Cadet, Junior and under-21 Championships held in Limassol, Cyprus. In June 2021, Xenos competed at the
World Olympic Qualification Tournament held in Paris, France hoping to qualify for the
2020 Summer Olympics in Tokyo, Japan. In October 2021, he won the gold medal in his event at the 2021 Mediterranean Karate Championships held in Limassol, Cyprus. A month later, Xenos lost his bronze medal match in the
men's 67kg event at the
World Karate Championships held in Dubai, United Arab Emirates. Xenos won the gold medal in the
men's 67kg event at the
2022 Mediterranean Games held in Oran, Algeria. In the final, he defeated
Luca Maresca of Italy. He won the bronze medal in the
men's kumite 67kg event at the
2022 World Games held in Birmingham, United States. Xenos won the silver medal in the
men's 67kg event at the
2023 European Karate Championships held in Guadalajara, Spain. He also won the silver medal in the
men's 67kg event at the
2023 European Games held in Poland. Xenos competed in the
men's 67kg event at the
2023 World Karate Championships held in Budapest, Hungary. == Personal life ==