He made his debut for Metalist Kharkiv in the Ukrainian Premier League in a match against FC Volyn Lutsk on 6 March 2016 .
In February 2016 Tretyakov went on loan in FC Metalist and was promoted to the Ukrainian Premier League 's squad .
Tretyakov made Tretyakov 's debut FC Metalist   Kharkiv in Ukrainian Premier League     League in a match against FC Volyn Lutsk on 6 March 2016 .
In February 2016 Tretyakov went on loan in FC Metalist and was promoted to the Ukrainian Premier League 's squad .