[10] After the summer camp, he participated in the Hockey Night in Brampton charity game, which included names such as Mitch Marner and Chris Pronger.
Martone scored 7 goals and 5 assists, tying third in the tournament for most points, to help Canada Red win silver.
[3][6] Following the U-17 Hockey Challenge, he was selected as one of the four 16-year-olds for the 2023 IIHF World U18 Championships, scoring 3 goals and 3 assists for a bronze medal.
[12] Martone was also selected for the 2023 Hlinka Gretzky Cup, scoring 7 goals and 8 assists, helping Canada win a gold medal.
[14] In Canada's third game in the group stage against Czechia, Martone scored a hat-trick, helping secure an 8–1 victory.