MLB Player Intelligence
Justin Martinez
RP · 
Arizona Diamondbacks · #63
Bats/ThrowsR/R
Height6' 3"
Weight225 lbs
BirthplaceBonao, Dominican Republic
MLB Debut2022
📊Full Stat Line (2026)
G15
GS0
QS0
HLD2
H5
ER3
HR0
BB10
K/912.15
WAR0.20
🤚Career Splits by Handedness
vs Left-Handed Batters
AVG.143
OBP.296
SLG.238
OPS.534
vs Right-Handed Batters
AVG.091
OBP.286
SLG.091
OPS.377
Career totals from real plate-appearance data — lower OPS allowed is better for a pitcher.
⚔️This Season vs. Each Opponent
🏟️This Season at Each Ballpark
| Ballpark | ERA | IP | K | BB | Opp AVG |
|---|---|---|---|---|---|
| Total | 2.03 | 13.1 | 18 | 10 | .116 |
| Chase Field | 0.00 | 7.2 | 10 | 3 | .200 |
| PETCO Park | 20.25 | 1.1 | 2 | 4 | .000 |
| Fenway Park | 0.00 | 1.0 | 0 | 1 | .000 |
| Kauffman Stadium | 0.00 | 1.0 | 1 | 1 | .000 |
| Minute Maid Park | 0.00 | 1.0 | 2 | 0 | .000 |
| AT&T Park | 0.00 | 0.2 | 2 | 1 | .000 |
| Coors Field | 0.00 | 0.2 | 1 | 0 | .000 |
📅By Month & Recent Form
| Split | ERA | IP | K | BB | Opp AVG |
|---|---|---|---|---|---|
| Last 7 Days | 13.50 | 2.0 | 3 | 4 | .000 |
| Last 15 Days | 4.76 | 5.2 | 7 | 5 | .167 |
| Last 30 Days | 2.79 | 9.2 | 14 | 7 | .129 |
| August | 0.00 | 3.2 | 4 | 3 | .083 |
| September | 2.79 | 9.2 | 14 | 7 | .129 |
🎯Pitch Arsenal (2026)
| Type | Pitches | Usage% | Zone% | Chase% | Whiff% | BA | wOBA | xwOBA |
|---|---|---|---|---|---|---|---|---|
| 4-Seam Fastball | 86 | 37.1% | 48.8% | 19.4% | 32.3% | .063 | .200 | .201 |
| Sinker | 82 | 35.3% | 58.5% | 13.3% | 13.3% | .231 | .333 | .301 |
| Splitter | 53 | 22.8% | 35.9% | 44.0% | 48.0% | .071 | .244 | .204 |
| Slider | 11 | 4.7% | 36.4% | 50.0% | 50.0% | — | — | — |
🌀Pitch Movement (2026)
| Type | # | Velo | Spin | IVB | H-Break | Ext |
|---|---|---|---|---|---|---|
| 4-Seam Fastball | 86 | 101.6 | 2,308 | +13.9" | +0.9" | 6.2 |
| Sinker | 82 | 101.8 | 2,146 | +7.6" | +1.3" | 6.2 |
| Splitter | 53 | 90.3 | 719 | -1.1" | +0.7" | 6.3 |
| Slider | 11 | 93.3 | 2,228 | +6.3" | +0.2" | 6.2 |
IVB = induced vertical break (gravity removed) · H-Break = horizontal movement · Ext = release extension in feet.
📋Recent Game Log
| Date | Opp | Score | IP | H | ER | BB | K | Outs | ERA | PC | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L | Sunday, September 27, 2026 |
SD
|
4-9 | 0.1 | 0 | 3 | 4 | 0 | 1 | 2.03 | 22 | L |
| L | Saturday, September 26, 2026 |
SD
|
7-10 | 1.0 | 0 | 0 | 0 | 2 | 3 | 0.00 | 16 | — |
| W | Wednesday, September 23, 2026 |
COL
|
5-3 | 0.2 | 0 | 0 | 0 | 1 | 2 | 0.00 | 8 | — |
| W | Sunday, September 20, 2026 |
NYY
|
4-8 | 1.0 | 0 | 0 | 0 | 2 | 3 | 0.00 | 12 | W |
| W | Saturday, September 19, 2026 |
NYY
|
3-5 | 0.2 | 0 | 0 | 0 | 0 | 2 | 0.00 | 5 | — |
| L | Tuesday, September 15, 2026 |
MIA
|
4-2 | 1.0 | 1 | 0 | 0 | 1 | 3 | 0.00 | 10 | — |
| W | Monday, September 14, 2026 |
MIA
|
7-8 | 1.0 | 2 | 0 | 1 | 1 | 3 | 0.00 | 17 | — |
| W | Friday, September 11, 2026 |
TEX
|
1-9 | 1.0 | 0 | 0 | 0 | 3 | 3 | 0.00 | 9 | — |
| W | Monday, September 7, 2026 |
KC
|
5-4 | 1.0 | 0 | 0 | 1 | 1 | 3 | 0.00 | 20 | W |
| L | Friday, September 4, 2026 |
HOU
|
1-3 | 1.0 | 0 | 0 | 0 | 2 | 3 | 0.00 | 11 | — |
👥Team — Arizona Diamondbacks
| Player | Pos | Key Stat |
|---|---|---|
| LuJames Groover | 1B | .167 AVG |
| Tyler Locklear | 1B | .278 AVG |
| Pavin Smith | 1B | .183 AVG |
| Tim Tawa | 1B | .240 AVG |
| Ildemaro Vargas | 1B | 4.91 ERA |
| Ketel Marte | 2B | .249 AVG |
| Nolan Arenado | 3B | .255 AVG |
| James McCann | C | 11.25 ERA |
| Gabriel Moreno | C | .311 AVG |
| Jordan Lawlar | CF | .258 AVG |
| Ryan Waldschmidt | CF | .256 AVG |
| Adrian Del Castillo | DH | 5.40 ERA |
| Jose Fernandez | DH | .255 AVG |
| Jesus Sanchez | DH | .254 AVG |
| Luken Baker | First Baseman | .200 AVG |
| Lourdes Gurriel Jr. | LF | .210 AVG |
| Max Kepler | LF | .205 AVG |
| Lars Nootbaar | LF | .239 AVG |
| Tommy Troy | LF | .217 AVG |
| Corbin Carroll | RF | .239 AVG |
| Juan Burgos | RP | 2.08 ERA |
| Gerardo Carrillo | RP | 4.15 ERA |
| Taylor Clarke | RP | 2.96 ERA |
| Brandyn Garcia | RP | 1.93 ERA |
| Kevin Ginkel | RP | 4.12 ERA |
| Drey Jameson | RP | 5.12 ERA |
| Derek Law | RP | 1.00 ERA |
| Jonathan Loaisiga | RP | 2.42 ERA |
| Juan Morillo | RP | 2.24 ERA |
| Dennis Santana | RP | 5.56 ERA |
| Kade Strowd | RP | 3.38 ERA |
| Ryan Thompson | RP | 4.43 ERA |
| Mitch Bratt | SP | 4.70 ERA |
| Corbin Burnes | SP | 7.84 ERA |
| Jose Cabrera | SP | 5.72 ERA |
| Kohl Drake | SP | 6.53 ERA |
| Zac Gallen | SP | 6.07 ERA |
| Merrill Kelly | SP | 4.94 ERA |
| Zack Littell | SP | 5.21 ERA |
| Ryne Nelson | SP | 4.95 ERA |
| Brandon Pfaadt | SP | 3.77 ERA |
| Dylan Ray | SP | — |
| Eduardo Rodriguez | SP | 2.89 ERA |
| Michael Soroka | SP | 3.41 ERA |
| Blake Walston | SP | 3.00 ERA |
| Geraldo Perdomo | SS | .262 AVG |
See the Full Analysis
Key Suspects, player props, DFS rankings, and matchup intelligence for Justin Martinez and every MLB game — available in the BlowOutAlert workspace.