Ku qor sii wadida cutubkan - Wuxuu ku dhashay LaSalle, Quebec, Chychrun waxaa loo qoray 37aad guud ahaan 1984 NHL Entry Draft
waxaa goostay kooxda Philadelphia Flyers Waxa uu sameeyay kulankiisii ugu horeeyay ee NHL xilli ciyaareedkii 1986/87 Flyers, wuxuuna la joogay iyaga ilaa xilli ciyaareedkii 1990/91. Wuxuu sidoo kale waqti ku qaatay NHL Los Angeles Kings, Pittsburgh Penguins iyo Edmonton Oilers. Wuxuu ciyaaray 262 ciyaarood intii uu ku jiray xirfadiisa NHL. Magaciisa waxaa lagu xardhay Stanley Cup sanadkii 1992 isagoo xubin ka ahaa Pittsburgh Penguins.