Tayron (TIE-rahn) Luis Guerrero...this past offseason, worked out with and spoke to group of 51 Venezuelan prospects taking part in Major League Baseball International Prospect showcase.
In first full MLB season, made 60 appearances and posted 1-3 record with 5.43 ERA (58.0 ip/35 er)...Finished with 68 strikeouts in 58.0 innings pitched, and ranked 21st in strikeouts per nine innings (10.55) among National League relievers...According to FanGraphs, his fastball ranked third in average fastball velocity (98.8); it topped out at 104.0 mph...Was one of five MLB players from Colombia on an Opening Day roster in 2018...Struck out first four batters faced on March 29 vs. the Cubs in first outing this season, his second career MLB appearance... Finished March/April with 16.95 SO/9 ratio, which was tied for the second-highest mark among all pitchers (min. 10 GP)..Through first 20 games, went 0-1 with 3.72 ERA (19.1/8), .222 average against, and 31 strikeouts; over final 40 appearances, went 1-2 with 6.28 ERA (38.2/27), .298 average against, and 37 strikeouts...Owned 0-1, 2.67 (30.1/9) marks in 29 home games, and 1-2, 8.46 (27.2/26) in 31 road games...Earned first career win on June 18 at San Francisco...Was placed on the 10-day disabled list on July 5 with strained left lumbar... Returned from rehab, and reinstated from 10-day DL on July 31; made three rehab appearance with Double-A Jacksonville, tossing 3.0 scoreless innings over three games.
Combined on a 3-4 record and 4.46 ERA (36.1 ip/18 er) between Single-A Jupiter (4 games), Double-A Jacksonville (17 games), and Triple-A New Orleans (13 games)... Began year with Jacksonville and struck out season-high three batters on April 16. Repeated feat twice more; April 23 at Birmingham and May 22 vs. Tampa... Posted an 8.10 ERA (3.1/3) with six strikeouts in five appearances before going on seven-day disabled list on April 29 with a right foot contusion...Made four rehab appearances with Jupiter from May 18-28, going 0-1 with a 3.60 ERA (5.0/2) and seven strikeouts. Returned to Jacksonville on May 30... After allowing three runs combined in first three appearances back with Jumbo Shrimp, recorded a 9.2-inning scoreless streak from June 11-July 17. Struck out 14 batters and walked five over nine-game stretch... Selected to represent native Colombia and Marlins' organization in 2017 Futures Game at Marlins Park. Tossed 0.2 scoreless innings in 7-6 World loss to USA... Promoted to New Orleans on July 21 and finished season with Baby Cakes... Allowed season-high four runs (two earned) on July 25 at Fresno, taking loss after throwing 1.0 inning (2 h, bb)... Tied season high with four runs allowed on August 9; after that outing, went 3-0, 3.12 (8.2/3) over final seven appearances, with five strikeouts...Earned first win of season on August 13, tossing final 2.0 innings (1 h) in Baby Cakes' extra-inning victory over Colorado Springs... Four of final five appearances were scoreless; allowed three hits and two runs in 5.0 innings, with five strikeouts... During Spring Training, represented Colombia in first round of 2017 World Baseball Classic at Marlins Park. Made one relief appearance, tossing 1.0 scoreless inning (h, bb, 2 so) in an extra-inning loss to the Dominican Republic.
Began campaign in Padres organization prior to finishing season at Double-A Jacksonville in Miami's system...Opened season at Triple-A El Paso, making 11 appearances with no record and 3.60 ERA (10.0 ip/4 er)... Allowed runs in only one of first 10 appearances, surrendering four to Lehigh Valley on May 3... Did not allow a run in first seven appearances of season, spanning total of 7.2 innings... Recalled by San Diego on May 15 and made Major League debut on May 17 vs. San Francisco... In debut, tossed 2.0 innings and retired first batter faced, Buster Posey, on a flyout to right field... Made only one appearances with Padres before being optioned back to El Paso on May 18... Came on in relief twice before being transferred to Double-A San Antonio. Allowed five runs (four earned) on five hits over 2.0 innings... In 19 games with Missions, went 0-3 with 4.94 ERA (23.2/13)... Traded to Miami with RHP Andrew Cashner and RHP Colin Rea on July 29 and reported to Jacksonville... Allowed just three earned runs in 14.0 innings (1.93 ERA) with Suns, going 1-1 with four saves in four chances.
Split the season between Double-A San Antonio and Triple-A El Paso, going a combined 1-5 with a 3.05 ERA (19 ER, 56.0 IP) and 61 strikeouts against 31 walks while holding opponents to a .199 average over 48 relief appearances, also recording 14 saves in 16 opportunities....Began the season with San Antonio, going 1-5 with a 2.76 ERA (13 ER, 42.1 IP), 46 strikeouts against 20 walks and a .205 opponents average allowed to go along with 13 saves in 15 opportunities for the Missions....Named a Texas League Mid-Season All-Star for San Antonio....Promoted to El Paso on 8/7, spending the remainder of the season with the Chihuahuas....Following the season, pitched in 10 games for Tigres de Aragua of the Venezuelan Winter League, posting a 6.75 (7 ER, 9.1 IP) with seven strikeouts against four walks.
Began the season with Single-A Fort Wayne, going 6-1 with a 1.00 ERA (4 ER, 36.0 IP) and 42 strikeouts against 12 walks in 25 relief outings for the TinCaps before appearing in 14 games for Single-A Lake Elsinore...Combined to go 6-1 with a 1.45 ERA (8 ER, 49.2 IP) and 56 strikeouts against 20 walks in 39 relief outings...Selected to represent the World Team at the 2014 Futures Game at Target Field...Also named a Midwest League mid-season All-Star...Following the season, participated in the Arizona Fall League with four games for Surprise…named an Arizona Fall League Rising Star.
Saw time with the AZL Padres, Single-A Eugene and Single-A Fort Wayne, combining to go 2-5 with a 4.91 ERA (22 ER, 40.1 IP) and 44 strikeouts in 22 games, four starts.
Began the year with the Arizona Summer League Padres before making four starts for Eugene...Combined to go 1-1 with a 2.49 ERA (7 ER, 25.1 IP) in nine games, seven starts.
Spent the entire season with the Arizona Summer League Padres, appearing in 16 games, four starts.
Made his professional debut with the Padres Dominican Summer League affiliate, posting a 3.42 ERA (18 ER, 47.1 IP) over 16 games, five starts...Struck out 50 batters over his 47.1 innings…notched his first career save.