Dee ihe na-aga n'ihu maka paragraf a - Na ọzụzụ oge opupu ihe ubi nke oge 1987, a gbanwere LaValliere na Pittsburgh Pirates n'akụkụ Andy Van Slyke na Mike Dunne iji gbanwere onye na-ejide ya bụ Tony Peña. LaValliere na Van Slyke mechara bụrụ ndị isi na ndị otu Pirates na-aga nke ọma na mbido afọ 1990, mgbe Pittsburgh gara National League Championship Series atọ n'usoro site na 1990 ruo 1992. O di nwute na ndi Pirates, ha tufuru ha n'egwuregwu NLCS ha atọ, na 1990 nye onye mmeri ụwa Cincinnati Reds na 1991 na 1992 nye Atlanta Braves. Na 1992 NLCS
LaValliere tinyere aka na egwuregwu ikpeazụ a ma ama nke egwuregwu 7, dịka onye isi mbụ Atlanta (na onye bụbu Pirate) Sid Bream gbadara ma ọ bụ naanị merie akara LaValliere iji mee akara mmeri nke Braves.