Kammala wannan jumla: A gasar tunawa da Ivan Hlinka a shekarar 2012, Petan ya taimaka wa tawagar 'yan kasa da shekaru 18 ta Canada ta lashe lambar zinare. A lokacin kakar 2013-14, ya wakilci WHL a cikin jerin jirgin karkashin kasa, sannan ya taka leda a tawagar 'yan kasa da shekaru 20 na Kanada a gasar zakarun Turai.
2014 Gasar Hockey ta Duniya ta Junior. An sake gayyatar shi don wakiltar Kanada a Gasar Kofin Duniya ta Hockey ta Duniya ta 2015, inda ya taimaka wa Kanada ta lashe lambar zinare, gami da zira kwallaye uku a kan Slovakia a wasan kusa da na karshe.