 Before the 2011 season, "Baseball America" rated Vizcaíno the 93rd best prospect in baseball.In 2011, Vizcaíno began the season with the Single-A Advanced Lynchburg Hillcats of the Carolina League, but was promoted to the Double-A Mississippi Braves of the Southern League and Triple-A Gwinnett Braves of the International League later that season.Across the minors, he went 5-5 with a 3.06 ERA, 100 strikeouts and 28 walks in 97 innings across three levels.