DeShields entered this year rated by Baseball America as the 13th-best prospect in the Houston organization, and played in the outfield after appearing exclusively as a second baseman over his first 3 pro campaigns. He was rated as the 20th-best prospect in the Texas League by Baseball America following the 2014 season. His father, Delino, had a 13-year major league career with Montreal (1990-93), Los Angeles-NL (1994-96), St. Louis (1997-98), Baltimore (1999-2001), and Chicago-NL (2001-02).
With the selection of DeShields, the Rangers now have 39 players on the club's 40-man roster.
Bass, 27, has made at least 20 appearances in the major leagues each of the last 4 seasons, and has gone 5-9 with a 4.37 ERA (104 ER/214.1 IP) over 96 games/18 starts with San Diego (2011-13) and Houston (2014). He allowed 19 earned runs in 27.0 innings over 21 relief outings with the Astros last season. He also had a 2.66 ERA (6 ER/20.1 IP) in 17 games/one start with Quad Cities (A) and Oklahoma City (AAA) in 2014.
The 31-year-old Richardson is a switch-hitter who has seen major league action with the Braves (2011) and Yankees (2014), going 7-for-20 (.350) over 22 career big league games while converting all 6 steal attempts. He spent the bulk of last season at Triple-A Scranton/Wilkes-Barre in the Yankees system, batting .271 in 93 games while going 26-for-27 in steal attempts. He has had 25-or-more stolen bases in 9 of his 10 seasons in the minors, going 344-for-405 (84.9%) in his minor league career. A four-time selection in MLB's June draft, he was born in the Bahamas and finished his collegiate career at Vanderbilt University.
Wolf returns to the Rangers after spending last season with SK Wyverns of the Korea Baseball Organization. He went 2-2 with a 4.85 ERA (46 ER/85.1 IP) over 23 games/13 starts with 41 strikeouts against 27 walks in South Korea in 2014. Wolf was in the Texas organization for the bulk of 2012-13, including a 1-3 record and 4.15 ERA (22 ER/47.2 IP) over 22 games/3 starts for the Rangers in 2013, when he spent nearly all of the season's final four months in the majors.
Herrera split the 2014 campaign between High-A Myrtle Beach and Double-A Frisco, batting .315 (151-479) with 19 doubles, 5 triples, 2 home runs, and 59 RBI over 125 games.
Shoulders, 23, batted .223 (69-310) with 16 doubles, 12 home runs, and 42 RBI over 91 games with High-A Daytona in the Cubs organization. The 6-foot-2, 225-pound first baseman has produced double-digit home run totals each of the past three seasons, including a career-best 18 with Kane County in 2013.
Martinez, 22, combined to bat .229 (22-96) over 31 games with Low-A Greensboro and short-season Batavia in the Marlins system in 2014. The right-handed batter and thrower logged time at second, third, and shortstop last season. The Mexico native spent the 2013 season in the Mexican League with Quintana Roo.
RANGERS WINTER LEAGUE UPDATE
-- Venezuelan Winter League
2B Rougned Odor has hit safely in 18 of 19 games with Magallanes at .354 (28-79) with 8 doubles, a triple, a home run, 11 RBI, 11 walks, and 17 runs scored…Odor reached base safely twice last night at La Guaira with a double and walk to extend his current hit streak to 6 games (.385, 10-26)…SS Luis Sarinas (La Guaira) logged back-to-back 3 hit performances this week and is batting .269 (32-119) in 28 games overall.
-- Dominican Winter League
INF Hanser Alberto (Cibao) had a 9-game hit streak snapped last night…Alberto batted .419 (13-31) during the streak and is hitting .396 (19-48) in 18 games overall…RHP Jose Leclerc (Cibao) has totaled 8.2 scoreless inning with just 2 hits allowed over 6 relief appearances this winter…Leclerc has whiffed 16 of 28 batters faced and issued just one walk…LHP Edwar Cabrera (Este) is 1-1 with a 1.89 ERA (4 ER/19.0 IP) over 15 games/2 starts.
-- Puerto Rican Winter League
LHP Alex Claudio (Mayaguez) has not allowed a run over his last 5 relief appearances (3.1 IP), allowing just one hit over that stretch.
-- Australian Winter League
RHP Cody Buckel (Melbourne) tossed 6.0 hitless innings in his last start on December 4 vs. Perth…the right-hander has gone 2-1, 3.00 (9 ER/27.0 IP) with 26 strikeouts over 5 games/4 starts for the Aces.