A two-time All-Star, Bailey converted 24 of 26 save opportunities (92.3 percent) for Oakland in 2011, the second-highest success rate among American League closers. The 27-year-old posted a 3.24 ERA (15 ER/41.2 IP) in 42 relief appearances overall with the A’s last season, compiling 41 strikeouts compared to 12 walks while holding opponents to a .218 average (34-for-156).
Selected by the A’s in the sixth round of the 2006 First-Year Player Draft, Bailey has converted 75 of 84 (89.3) save opportunities in three Major League seasons from 2009-11, the highest career percentage for an Oakland hurler and third-highest in the American League in that time (min. 40 chances). He has posted a 2.07 ERA (40 ER/174.0 IP) and 174 strikeouts while going 7-10 over his 157 Major League appearances and has held opposing batters to a .188 clip (117-for-621). Bailey was named AL Rookie of the Year by the BBWAA in 2009 when he set an Oakland rookie record with 26 saves.
Sweeney, 26, hit .265 (70-for-264) with 11 doubles, three triples, one home run, 25 RBI, 34 runs scored and 33 walks in 108 games with the Athletics in 2011, appearing at all three outfield positions and designated hitter. The left-handed hitter batted at a .286 clip (63-for-220) off right-handers last season. He did not commit an error in 153 total chances in the outfield, his second straight errorless campaign (also 153 chances in 2010).
A second-round selection of the Chicago White Sox in the 2003 First-Year Player Draft, Sweeney has a career .283 average (428-for-1515) with 83 doubles, 10 triples, 14 home runs, 169 RBI, 202 runs and 139 walks in 472 career Major League games over parts of six seasons with the White Sox (2006-07) and Athletics (2008-11).
The 24-year-old Reddick appeared in 87 games over two stints with the Red Sox last season, batting .280 (71-for-254) with 18 doubles, three triples, seven home runs, 28 RBI and 41 runs, and recorded five assists from the outfield. He also played in 52 games with Triple-A Pawtucket in 2011 and hit .230 (44-for-191) with nine doubles, a triple, 14 home runs, 36 RBI and 37 runs. Selected by the Red Sox in the 17th round of the 2006 First-Year Player Draft, Reddick is 93-for-375 (.248) with 25 doubles, four triples, 10 home runs, 37 RBI and 51 runs in 143 career Major League games with Boston over parts of the last three seasons.
Alcantara went 1-4 with a 2.20 ERA (16ER/65.1 IP) in 13 starts between the Rookie-Level Gulf Coast League Red Sox and Short-A Lowell Spinners in 2011. The 19-year-old was signed by Boston as an international free agent in July of 2009 and is 6-7 with a 2.72 ERA (38 ER/125.2 IP) in 26 minor league games (26 starts).
Head hit .299 (148-for-495) with 37 doubles, 22 homers, and 82 RBI between Low-A Greenville and High-A Salem in 2011. The Red Sox 26th pick in the 2009 First-Year Player Draft, the right-handed hitter has a .274 career average (206-for-753), with 53 doubles, 23 home runs, 117 RBI and 83 walks in 204 games over three minor league seasons from 2009-11.