Rubuta ci gaba don wannan sakin layi - Maurice ya fara wasa tare da Windsor Spitfires na Ontario Hockey League (OHL) a 1984 <unk> 85, yana bayyana a wasanni 38 tare da kulob din kuma ya sami taimako uku. An dakatar da shi a cikin wasanni hudu na wasan kwaikwayo, yayin da London Knights ya shafe Windsor a zagaye na farko. Bayan lokacinsa na rookie, Philadelphia Flyers ta zabi Maurice a zagaye na 12, 252nd gaba ɗaya, a cikin NHL Entry Draft na 1985
, wanda shine zabin karshe na wannan shekarar.