Cozens akashanda semumwe mukuru weTeam Canada pa2019 IIHF World U18 Championships. Cozens akahwina Goridhe neChikwata cheCanada pa2020 World Junior Ice Hockey Championships, achihwina kamwe chete mukukunda kwavo 4<unk>3 kukunda Russia. Iye naBowen Byram vakagadzwa semukuru weChikwata cheCanada pa2021 World Junior Ice Hockey Championships
musi waZvita 26, 2020, achitsiva kaputeni akakuvara Kirby Dach. Mushure mokunge vasingakundwi kuburikidza nemutambo, Cozens neCanada vakarasikirwa mumutambo wegoridhe wegoridhe kuTeam USA 2 <unk> 0.