Pedzisa mutsara unotevera: Slepyshev akasarudzwa kutanga zvachose mu2011 KHL Junior Draft neMetallurg Novokuznetsk. Pakati pe2012 / 13 mwaka, wake wechipiri muKontinental Hockey League, akatamira kubva kuMetallurg kuenda kuSalavat Yulaev Ufa. Pashure pokunge vaOilers vamusarudza munharaunda yechitatu (88th yose) ye
2013 NHL Entry Draft, Slepyshev akaramba ari muRussia kuenderera mberi nekusimudzira kwake naSalavat.