Kammala jumla mai zuwa: Samun hankalin 'yan leken asirin NHL, Kovalenko ya kasance na 33rd a cikin' yan wasan skate na duniya, kafin a zaba shi a zagaye na shida, na 171 a gaba ɗaya, ta Colorado Avalanche a cikin NHL Entry Draft na 2018. Ya bi gurbin mahaifinsa wanda Quebec Nordiques ya tsara a cikin
1990 NHL Entry Draft kuma ya buga wasanni uku-da-lokaci tare da Quebec / Colorado.