Stalin Gerson (23, 6-3, 180): The native of Monte Christi, Dominican Republic, had two stints in Dayton last season and went 6-2 with a 3.41 ERA.
Carlos Gonzalez (21, 6-1, 209): The California native was 2-3 with a 4.70 ERA in the Arizona League.
Radhames Quezada (21, 6-1, 193): A native of San Pedro de Macoris, D.R., he had a 3.83 ERA in 10 starts in Billings.
Tanner Robles (23, 6-2, 196): The two-time state player of the year in Utah had a 3.11 ERA in Dayton over the last three months of the season.
Relief Pitchers
James Allen (22, 6-1, 198): The former Kansas State standout was drafted in the seventh round last year and posted a 1.26 ERA in 22 games in Billings.
Carlos Contreras (21, 6-0, 200): Signed as a 17-year-old out of Santo Domingo, D.R. in 2008, he was 2-1 with a 5.00 ERA in Billings.
Dan Jensen (22, 6-7, 225): The Centerville High School grad was drafted in the 20th round last year and was 1-2 with a 6.39 ERA in Billings.
Ryan Kemp (21, 6-4, 215): Drafted in the 14th round last June, the Columbia, Md., native posted a 3.48 ERA in Billings.
Kyle McMyne (22, 5-11, 220): The former Villanova star had a 8.00 ERA in Billings, but struck out 27 batters in 27 innings.
Erik Miller (21, 6-3, 225): The Texas native had a 3.45 ERA in Billings.
Jimmy Moran (21, 6-0, 194): After two seasons at the University of South Florida, he had a 3.54 ERA in the Arizona League.
Catchers
Yovan Gonzalez (22, 5-10, 190): This strong-armed catcher from Cidra, Puerto Rico, threw out a Pioneer League-best 52 percent of opposing base stealers in Billings.
Nick O’Shea (23, 6-2, 219): A first-team All-Big Ten selection at Minnesota in 2010, he hit .255 in Billings. Also plays first base.
Danny Vicioso (23, 6-0, 228): From Cotuy, D.R., he has raised his average four straight seasons in the organization, hitting .341 in Billings.
Infielders
Junior Arias (20, 6-1, 187): Signed as a nondrafted free agent in 2008, the native of Bani, D.R., hit .251 with eight homers in Billings.
Sean Buckley (22, 6-3, 223): Drafted in the sixth round last June, the Tampa, Fla., native slugged 14 home runs and hit .289 in Billings.
James Ewing (25, 6-0, 190): The former University of Southern Mississippi star was out of baseball for two years before signing with the Reds in January.
Juan Perez (20, 5-11, 179): A 26th-round pick last year, the California resident hit .268 in Billings.
Ryan Wright (22, 6-1, 194): A two-time All-Big East first-team selection at Louisville, he hit .298 in Billings with 32 RBIs.
Outfielders
Theo Bowe (21, 5-9, 164): In his fifth season in pro baseball, the Delaware native hit .244 with 20 stolen bases in Dayton.
Steve Selsky (22, 6-1, 204): A former University of Arizona star drafted in the 33rd round in 2011, he hit .338 in the Arizona League last season.
Jefrey Sierra (21, 5-10, 193): A speedster from San Cristobal, D.R., he stole 30 bases last season in Dayton.
Juan Silva (21, 5-11, 197): A native of Yabucoa, P.R., drafted in the ninth round in 2009, he hit a career-best .293 in Billings.
Kyle Waldrop (20, 6-2, 194): The highest-rated prospect on the team, the Florida native hit .273 with 29 RBIs in Billings.
(Age, Height, Weight)