pitching coach Bobby Cuellar made Santana throw at least one changeup to every batter. According to Cuellar, Santana would sometimes throw 20 in a row during games. Santana was used as a long reliever early in his career after finding little success as a starter. In 2002, he led the majors in wild pitches, with 15. In 2003, Santana transitioned from relief to the Twins' starting rotation after spending the first four months of the season in the bullpen. He won his last eight decisions and pitched the ALDS opening game against the Yankees. Due to Santana's early major-league success with the Twins, a young minor-league pitcher in the Anaheim Angels' farm system also named Johan Santana changed his name to Ervin Santana in 2003 and has also achieved major league success. Santana underwent minor elbow surgery following the season. 2004 season In , Santana enjoyed one of the great second halves of modern times. He became the first pitcher since 1961 to give up four or fewer hits in 10 straight starts, and his 13–0 record broke the old Major League second-half mark shared between Burt Hooton and Rick Sutcliffe. Santana's other second-half numbers were equally impressive: 11.13 strikeouts per nine innings, 1.21 ERA, 4.74 hits per nine innings, and 6.73 baserunners per nine innings. In addition, Santana set a team season record with 265 strikeouts, surpassing the old 258 mark registered by Bert Blyleven in 1973. Santana finished in good form with a 20–6 record and led the American League (AL) in strikeouts (265), ERA (2.61), strikeouts per nine innings pitched (10.46), WHIP (0.92), batting average allowed (.192), OBP (.249), SLG (.315), and OPS (.564) and walked only 54 batters in 228 innings. Opponents stole just six bases in seven attempts against him, and his 20 victories ranked him second behind only Curt Schilling's 21. He easily won the AL Cy Young Award with all 28 first-place votes. 2005 season Santana struggled in his first outing of 2005, giving up four runs in the first inning, but quickly regained his composure and returned to Cy Young-winning form in an 8–4 victory over the Seattle Mariners. In his second game, he recorded 11 strikeouts against the Chicago White Sox as the Twins won 5–2. Santana finished the season with an ERA of 2.87, second-lowest in the AL behind Indians pitcher Kevin Millwood (2.86). However, the weak Twins club of