Dhameystir weedha soo socota: MacKenzie wuxuu bilaabay xirfadiisa ciyaareed ee da'yarta isagoo u ciyaaraya kooxda uu ku dhashay ee Sudbury Wolves ee Ontario Hockey League (OHL). Ka dib xilli ciyaareedkiisii labaad, oo uu ku kordhiyay dhibcaha uu ka soo saaray 20 illaa 87, waxaa soo qaatay Atlanta Thrashers wareegga shanaad, 128 guud ahaan, 1999 National Hockey League (NHL)
soo galitaanka qoraalka. Xilli ciyaareedkiisii ugu dambeeyay, wuxuu diiwaan galiyay 40 gool iyo 89 dhibcood oo hogaaminaya Wolves dhibco ahaan wuxuuna ku dhammeeyay lixaad OHL. Waxa uu sidoo kale ku dhammeeyey boqolkiiba 67 boqolkiiba, isagoo ku guuleystay labada OHL iyo Canadian Hockey League (CHL) Face-off Awards.