Luis Miguel Romero (Mansfarroll) was originally signed by A's scout JC De La Cruz…spent four seasons with Guantanamo in the Cuba's Serie Nacional and was 9-7 with nine saves and a 4.80 ERA in 46 games, including 10 starts.
Made his Triple-A debut and spent the entire season at Las Vegas where he went 4-1 with three saves and a 3.96 ERA in a career-high 45 appearances, including one start…struck out a careerhigh 81 batters in a career-high 72.2 innings (10.03 per nine innings)…held the opposition to a .234 batting average but issued a career-high 36 walks (4.46 per nine innings)…also had minor league career highs in wins, hits (65), home runs (11) and hit batters (6) and matched his high in runs (34) and wild pitches (4)…his 45 games pitched tied for the most in the A's farm system…his opponents batting average broke down to .204 (34-for-167) against right-handed hitters compared to .279 (31-for-111) against left-handers…surrendered seven of his 11 home runs to lefties for a .514 slugging percentage (.299 vs. right-handers)…opponents hit .306 when leading off an inning…allowed a .217 average with two outs…tossed at least one inning in 42 of his 45 appearances, including two or more 19 times.
LAS VEGAS: Allowed at least one run in each of his first three appearances (12.00 ERA)…then posted a 2.11 ERA and .179 opponents batting average over his next 14 games from April 16 to May 26…issued a career-high four walks in 1.2 innings on April 24 against El Paso…compiled a 6.23 ERA in eight games in April…struck out 16 batters in 8.2 innings but also issued 11 walks… struck out a career-high tying five batters May 6 against Fresno (also June 27, 2017 vs. DSL Dodgers)…allowed at least one run five times over a six-game stretch from May 30 to June 17 (7.84 ERA)…then tossed a career-high 3.2 scoreless innings June 22 against Sacramento (1 h, 1 bb, 1
so)…matched his career high with five strikeouts on June 26 at Fresno…made his lone start of the season July 7 vs. Albuquerque (2.0 ip, 1 h, 1 r, 1 er, 1 bb, 2 so)…allowed a season-high four runs on a season-high tying four hits in 2.0 innings of relief against El Paso July 25…then posted a 2.93 ERA over his final 12 games beginning July 27…recorded his two saves over a three-game span in late August: Aug. 12 at Omaha and Aug. 22 at Tacoma…matched his career high with five strikeouts in the latter contest…made one postseason appearance on Sept. 6 against Sacramento in Game 3 of the Pacific Coast League Semifinals (1.0 ip, 2 h, 3 r, 3 er, 2 bb, 1 so).
Started the year at Single-A Stockton and was 1-2 with 13 saves and a 1.84 ERA in 22 relief appearances when he was promoted to Double-A Midland June 13…was 1-1 with a save and a 6.00 ERA in 22 outings for the RockHounds and combined with both clubs to go 2-3 with 14 saves and a 3.94 ERA in 44 relief appearances overall in his second professional season…struck out 66 batters in 59.1 innings, an average of 10.01 per nine innings…was leading the California League in saves at the time of his promotion and ended up tying for third despite spending half of the season at Midland…tied for third in the A's farm system in saves…converted 13-of-14 (92.9%) save opportunities with Stockton and was 14-for-19 (73.7%) overall…was named to the Cal League Midseason All-Star Game but did not play due to his promotion…allowed a .252 opponents batting average, which broke down to .223 (33-for-148) against right-handed hitters compared to .311 (23-for-74) against left-handers…yielded a .219 batting average with the bases empty, .298 with five of his seven home runs with runners on base…allowed 5-of-12 (41.7%) inherited runners to score…logged a 0.77 ERA and converted each of his five save opportunities in eight day games…had a 4.72 ERA in 36 contests at night…posted a 0.71 ERA in eight home games with Stockton…tossed at least one inning in 37 of his 44 appearances and at least two innings 15 times.
MINORS: Tossed 2.0 scoreless innings for the save in his first outing April 7 against Lake Elsinore… it was his first of five two-inning saves…struck out a season-high four batters on April 20 against Visalia (also July 5 at Tulsa and Aug. 4 against San Antonio…posted a 1.20 ERA and .125 opponents batting average in nine outings in April and converted each of his six save opportunities… then had a 1.80 ERA, .216 opponents average and five saves in nine games in May…had a seasonhigh 7.1-inning scoreless streak from May 14 to 30…walked his first batter of the season May 22 at Rancho Cucamonga, snapping a season-opening 14-game, 21.2-inning streak without a walk…had a 1.44 ERA in 18 games through the end of May…then allowed one run in each of his final four outings with Stockton (4.15 ERA)…issued a season-high two walks June 5 at San Jose, his first of three games with more than one walk…was transferred to Midland June 13…surrendered a season-high five hits in 2.0 innings June 20 against Frisco…yielded a season-high six runs on four hits and a walk in 0.1 innings for the blown save and loss on July 2 against Springfield… that game him a 10.80 ERA over his first six games with the RockHounds…did not allow a run in five of his next six outings (2.45 ERA), but then allowed seven runs in 1.2 innings in his final two appearances of July…had a 13.50 ERA and .364 opponents batting average in nine games in July…then went 1-0 with a save, a 1.88 ERA and .188 opponents average over his final eight appearances…tossed a season-high 3.0 innings and picked up the win Aug. 29 against San Antonio.