Rubuta ci gaba don wannan sakin layi - Petrovicky ya koma Kanada don buga wasan hockey na matasa tare da Amurkawa na Tri-City, Prince George Cougars da Regina Pats na Western Hockey League (WHL). Yayin da yake memba na Cougars, Calgary Flames ya zaɓe shi a cikin NHL Entry Draft na 1996
Ka yi haƙuri. Zai sanya hannu tare da kungiyar Flames a 1998, kuma ya buga wa kungiyar Flames 'American Hockey League (AHL) ƙungiya na tsawon yanayi biyu kafin ya koma Calgary. Ya buga wasanni biyu a kungiyar NHL kafin ya koma New York Rangers a kakar wasa ta 2002-03. Bayan shekara guda, an canza shi zuwa Atlanta Thrashers, kuma a matsayin ma'amala ta fansa.