1996, he was traded to the San Francisco Giants along with Matt Williams and a player to be named later (Joe Roa) and Trent Hubbard along with Jeff Kent and Julián Tavárez. San Francisco Giants (1997) With the Giants, he appeared in 151 games hitting .266 with a career-high 50 runs batted in, along with a career-high 87 strikeouts while again returning to the postseason and finished tenth in the National League in hits. In the postseason, Vizcaíno collected two hits and one run while striking out five times as the Giants were defeated by the Florida Marlins. On October 29, 1997, he was granted free agency. Return to the Dodgers (1998–2000) On December 8, 1997, Vizcaíno re-signed with the Los Angeles Dodgers. He appeared in a career-low 67 games in 1998 hitting .262 with 29 runs batted in. In 1999, Vizcaíno played in 94 games collecting 29 runs batted in. Vizcaíno began the 2000 season with the Dodgers, hitting a dismal .204 over 40 games (collecting only 19 hits). On June 20, he was traded to the New York Yankees with cash for Jim Leyritz. New York Yankees (2000) Vizcaíno appeared in 73 games for the Yankees, hitting .276 with 10 runs batted in, earning a spot on the Yankees postseason roster. In the American League Division Series, he scored one run as a pinch-runner. In the American League Championship Series, he played in four games collecting two hits, three runs, and 2 runs batted in (along with two stolen bases) as the Yankees defeated the Seattle Mariners. Vizcaíno played in four of the five games in the 2000 World Series against the New York Mets. He is most known for his dramatic hit on October 21, 2000, in Game 1. In the bottom of the 12th inning of the then longest game in World Series history, Vizcaíno hit the game-winning RBI single. He earned a World Series ring when the Yankees defeated the Mets in five games. On November 1, he was granted free agency. Houston Astros (2001–2005) Vizcaíno signed with the Astros on November 20. In 2001, he hit .277 with 71 hits and 14 runs batted in. He appeared in three games in the 2001 National League Division Series, he was 1 for 6 as Houston was defeated by the Atlanta Braves. In 2002, he hit .303 with five home runs and 37 runs batted in