Tuhia he tomokanga mo tenei whitianga - I whakataetae a Dergachyov me te roopu hockey hukapapa a-iwi a Russia i raro i te 18 tau i te 2014 IIHF World U18 Championships
, a he mema ia o te Russian Selects mo te 2014 Subway Super Series i tu ki Kanata. I a ia e 18 ona tau, i awhina ia i te roopu hockey hukapapa a nga taane o Ruhia ki te hopu hiriwa i te 2015 World Junior Ice Hockey Championship.