Kammala jumla mai zuwa: 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 kakar wasansa na farko, Philadelphia Flyers ta zabi Maurice a zagaye na 12, 252nd gaba daya, a cikin
1985 NHL Entry Draft, wanda shine zaɓi na ƙarshe na wannan shekarar.