 Nyora kupfuurira kweiyi ndima - Grishin haana kuoneka mumakwikwi e20102011 uye 20112012 World Cup. Haanawo kuoneka muWorld Ski Championships muna 2011. Akapindazve mu2012-2013 World Cup asi akakundikana kupedza akakwirira kupfuura nzvimbo yechishanu mumakwikwi manomwe. Akapedza ari panzvimbo yechi 15 mumamiriro okunze. Mugore rakatevera reWorld Cup, akawana nzvimbo yechitatu kaviri. Pashure penhangemutange shanu, akapedza ari wechina munhangemutange. Akakwikwidzawo mu2013 World Ski Championships. Akapedza ari wechi13 uye haana kukwanisa kupinda mumakwikwi okupedzisira. 