Odds, predictions, standings, and expert analysis for every MLB game
Merrill Kelly
Throws R · 2026 player profile
Quality of contact allowed
10-game rolling xwOBA
2026-04-14 — 2026-09-23 · 29 recorded dates. Lower xwOBA means less expected production allowed.
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Our picks on Kelly
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Pick record checked Oct 13, 2026 ET. Local preview uses saved data.
Our past picks
Original reasoning and recorded results.
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Inside the repertoire
What he throws, how it moves, and when he uses it.
The arsenal
| Pitch | Usage | Velo | Whiff% | xwOBA | EV | HMov | VMov | Spin |
|---|---|---|---|---|---|---|---|---|
| ChangeupCH | 28% | 88.5 | 31.2% | 0.348 | 86.9 | -14.9 | 0.1 | 2166 |
| 4-Seam FastballFF | 28% | 92.1 | 15.3% | 0.460 | 91.3 | -9.5 | 14.4 | 2365 |
| CutterFC | 14% | 91.0 | 11.4% | 0.394 | 90.7 | -3.9 | 12.4 | 2369 |
| CurveballCU | 11% | 82.5 | 22.2% | 0.304 | 86.2 | 7.5 | -8.6 | 2575 |
| SliderSL | 10% | 86.3 | 33.6% | 0.308 | 87.1 | 1.8 | 3.8 | 2314 |
| SinkerSI | 10% | 92.3 | 7.9% | 0.390 | 89.6 | -16.6 | 6.4 | 2239 |
Contact allowed by location
Heatmap · exit velocity in mph · catcher’s view. Choose a pitch type above to filter measured contact.
Data detail
Season & career
Updated 2026-10-13. Seasons are split by team. Innings use baseball notation: .1 is one out, .2 is two outs.
| Season / team | G | GS | IP | K | BB | ERA | WHIP |
|---|---|---|---|---|---|---|---|
| 2026 · Arizona Diamondbacks | 29 | 29 | 162.0 | 113 | 70 | 4.94 | 1.46 |
| 2025 · | 32 | 32 | 184.0 | 167 | 48 | 3.52 | 1.11 |
| 2025 · Texas Rangers | 10 | 10 | 55.1 | 46 | 10 | 4.23 | 1.25 |
| 2025 · Arizona Diamondbacks | 22 | 22 | 128.2 | 121 | 38 | 3.22 | 1.06 |
| 2024 · Arizona Diamondbacks | 13 | 13 | 73.2 | 63 | 19 | 4.03 | 1.17 |
| 2023 · Arizona Diamondbacks | 30 | 30 | 177.2 | 187 | 69 | 3.29 | 1.19 |
| 2022 · Arizona Diamondbacks | 33 | 33 | 200.1 | 177 | 61 | 3.37 | 1.14 |
| 2021 · Arizona Diamondbacks | 27 | 27 | 158.0 | 130 | 41 | 4.44 | 1.29 |
| 2020 · Arizona Diamondbacks | 5 | 5 | 31.1 | 29 | 5 | 2.59 | 0.99 |
| 2019 · Arizona Diamondbacks | 32 | 32 | 183.1 | 158 | 57 | 4.42 | 1.31 |
| Career | 201 | 201 | 1170.1 | 1024 | 370 | 3.93 | 1.23 |
Recorded game dates 29 dates
Existing chart-builder observations, grouped by date. Not an official box-score game log; missing values stay blank.
| Date | PA* | xwOBA | BA | EV (mph) | Barrel fraction |
|---|---|---|---|---|---|
| 2026-09-23 | 21 | 0.305 | 0.211 | 79.7 | 0.000 |
| 2026-09-16 | 23 | 0.247 | 0.333 | 90.5 | 0.083 |
| 2026-09-11 | 18 | 0.307 | 0.143 | 83.3 | 0.000 |
| 2026-09-04 | 25 | 0.265 | 0.292 | 81.3 | 0.048 |
| 2026-08-29 | 26 | 0.246 | 0.091 | 87.6 | 0.000 |
| 2026-08-24 | 25 | 0.365 | 0.227 | 90.3 | 0.111 |
| 2026-08-18 | 22 | 0.465 | 0.412 | 84.2 | 0.118 |
| 2026-08-12 | 23 | 0.476 | 0.300 | 93.2 | 0.111 |
| 2026-08-07 | 21 | 0.272 | 0.111 | 81.0 | 0.000 |
| 2026-08-02 | 25 | 0.414 | 0.381 | 90.4 | 0.062 |
*PA is the count of appearances with a positive wOBA denominator.
How to read these numbers
Sample: 704 pa
Compared with 2026 pitchers with a recorded value and at least 50 batters faced.
Sample: 516 bip
Compared with 2026 pitchers with a recorded value and at least 30 batted balls.
Sample: 489 bip
Compared with 2026 pitchers with a recorded value and at least 30 batted balls.
Sample: 488 bip
Compared with 2026 pitchers with a recorded value and at least 50 batters faced.
