Maxwell Costes
| Year | Age | Lvl / Team | PA | AVG/OBP/SLG | HR | SB | wRC+ | WAR | MLE AVG/OBP/SLG |
|---|---|---|---|---|---|---|---|---|---|
| 2022 | 23 | A/ROKBAL | 66 | .200/.455/.222 | 0 | 1 | 64 | — | .170/.348/.191 |
| 2023 | 24 | AA/A+/A3 orgs | 277 | .241/.351/.422 | 10 | 5 | 78 | — | .212/.299/.368 |
| 2024 | 25 | A+/A2 orgs | 194 | .211/.318/.277 | 2 | 2 | 29 | — | .166/.250/.225 |
Career Stats + Projections
Methodology▸ how these numbers are built
All seasons translated to park-neutral MLB-equivalent (MLE) and combined per year. 2027 = full-season projection (no games played yet). 2028+ via Advanced Marcel + aging curve.
| Year | Age | Lvl | Team | MLB% | PA | AB | H | 2B | 3B | HR | BB | SO | HBP | SB | CS | AVG | OBP | SLG | OPS | ISO | BABIP | K% | BB% | wOBA | wRC+ | BAT | RUN | FLD | POS | REP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ▸ Career — actual stats, one row per stint (as recorded, no adjustments) | |||||||||||||||||||||||||||||||
| 2022 | 23 | A | Delmarva Shorebirds | — | 32 | 20 | 3 | 1 | 0 | 0 | 10 | 10 | 2 | 0 | 0 | 150 | 469 | 200 | 669 | 50 | 300 | 31 | 31 | 361 | 73 | — | — | — | — | — | — |
| 2022 | 23 | ROK | FCL Orioles | — | 34 | 25 | 6 | 0 | 0 | 0 | 9 | 2 | 0 | 1 | 0 | 240 | 441 | 240 | 681 | 261 | 6 | 26 | 344 | 55 | — | — | — | — | — | — | |
| 2023 | 24 | AA | Bowie Baysox | — | 97 | 81 | 17 | 4 | 0 | 0 | 8 | 16 | 3 | 1 | 0 | 210 | 304 | 259 | 564 | 49 | 243 | 16 | 8 | 255 | 54 | — | — | — | — | — | — |
| 2023 | 24 | A+ | Aberdeen IronBirds | — | 157 | 132 | 32 | 6 | 1 | 9 | 16 | 32 | 9 | 4 | 1 | 242 | 363 | 508 | 871 | 265 | 253 | 20 | 10 | 384 | 88 | — | — | — | — | — | — |
| 2023 | 24 | A | Delmarva Shorebirds | — | 23 | 19 | 7 | 0 | 0 | 1 | 2 | 8 | 1 | 0 | 0 | 368 | 455 | 526 | 981 | 158 | 545 | 35 | 9 | 419 | 107 | — | — | — | — | — | — |
| 2024 | 25 | A+ | Aberdeen IronBirds | — | 144 | 120 | 23 | 4 | 0 | 2 | 16 | 24 | 6 | 0 | 2 | 192 | 317 | 275 | 592 | 83 | 219 | 17 | 11 | 280 | 25 | — | — | — | — | — | — |
| 2024 | 25 | A | Delmarva Shorebirds | — | 50 | 46 | 12 | 1 | 0 | 0 | 4 | 5 | 0 | 2 | 0 | 261 | 320 | 283 | 603 | 22 | 293 | 10 | 8 | 281 | 40 | — | — | — | — | — | — |
| ▸ Career — adjusted (every ACTUAL line translated to park/league-neutral MLB equivalents) | |||||||||||||||||||||||||||||||
| 2022 | 23 | A MLE | Delmarva Shorebirds | — | 32 | 23 | 3 | 1 | 0 | 0 | 7 | 13 | 2 | 0 | 0 | 130 | 375 | 174 | 549 | 43 | 275 | 41 | 22 | 276 | 73 | — | — | — | — | — | — |
| 2022 | 23 | ROK MLE | FCL Orioles | — | 34 | 29 | 6 | 0 | 0 | 0 | 5 | 3 | 0 | 1 | 0 | 207 | 324 | 207 | 530 | 214 | 9 | 15 | 249 | 55 | — | — | — | — | — | — | |
| 2023 | 24 | AA MLE | Bowie Baysox | — | 97 | 83 | 18 | 4 | 0 | 0 | 6 | 20 | 3 | 1 | 0 | 217 | 293 | 265 | 559 | 48 | 241 | 21 | 6 | 248 | 54 | — | — | — | — | — | — |
| 2023 | 24 | A+ MLE | Aberdeen IronBirds | — | 157 | 138 | 27 | 5 | 1 | 8 | 10 | 43 | 9 | 4 | 1 | 196 | 293 | 420 | 713 | 225 | 205 | 27 | 6 | 299 | 88 | — | — | — | — | — | — |
| 2023 | 24 | A MLE | Delmarva Shorebirds | — | 23 | 20 | 6 | 0 | 0 | 1 | 1 | 11 | 1 | 0 | 0 | 300 | 364 | 450 | 814 | 150 | 469 | 48 | 4 | 326 | 107 | — | — | — | — | — | — |
| 2024 | 25 | A+ MLE | Aberdeen IronBirds | — | 144 | 126 | 18 | 3 | 0 | 2 | 10 | 32 | 6 | 0 | 2 | 143 | 239 | 214 | 454 | 71 | 167 | 22 | 7 | 205 | 25 | — | — | — | — | — | — |
| 2024 | 25 | A MLE | Delmarva Shorebirds | — | 50 | 47 | 11 | 1 | 0 | 0 | 3 | 7 | 0 | 2 | 0 | 234 | 280 | 255 | 535 | 21 | 258 | 14 | 6 | 227 | 40 | — | — | — | — | — | — |
| 2022 | 23 | ROK MLE | 2 teams | — | 66 | 52 | 9 | 1 | 0 | 0 | 12 | 16 | 2 | 1 | 0 | 173 | 348 | 192 | 541 | 19 | 250 | 24 | 18 | 262 | 64 | — | — | — | — | — | — |
| 2022 | 23 | ROK RAW | 2 teams | — | 66 | 45 | 9 | 1 | 0 | 0 | 19 | 12 | 2 | 1 | 0 | 200 | 455 | 222 | 677 | 22 | 273 | 18 | 29 | 352 | 64 | — | — | — | — | — | — |
| 2023 | 24 | A+ MLE | 3 teams | — | 277 | 241 | 50 | 8 | 1 | 9 | 17 | 73 | 13 | 5 | 1 | 207 | 295 | 361 | 656 | 154 | 248 | 26 | 6 | 283 | 78 | — | — | — | — | — | — |
| 2023 | 24 | A+ RAW | 3 teams | — | 277 | 232 | 56 | 10 | 1 | 10 | 26 | 56 | 13 | 5 | 1 | 241 | 351 | 422 | 773 | 181 | 267 | 20 | 9 | 342 | 78 | — | — | — | — | — | — |
| 2024 | 25 | A+ MLE | 2 teams | — | 194 | 173 | 29 | 4 | 0 | 2 | 13 | 38 | 6 | 2 | 2 | 168 | 250 | 225 | 475 | 58 | 200 | 20 | 7 | 211 | 29 | — | — | — | — | — | — |
| 2024 | 25 | A+ RAW | 2 teams | — | 194 | 166 | 35 | 5 | 0 | 2 | 20 | 29 | 6 | 2 | 2 | 211 | 318 | 277 | 595 | 66 | 241 | 15 | 10 | 280 | 29 | — | — | — | — | — | — |
| 2022 | 23 | ROK MLE | 2 teams | — | 66 | 52 | 9 | 1 | 0 | 0 | 12 | 16 | 2 | 1 | 0 | 173 | 348 | 192 | 541 | 19 | 244 | 24 | 18 | 262 | 64 | — | — | — | — | — | — |
| 2023 | 24 | A+ MLE | 3 teams | — | 277 | 245 | 50 | 8 | 1 | 9 | 17 | 73 | 13 | 5 | 1 | 204 | 295 | 355 | 650 | 151 | 240 | 26 | 6 | 283 | 78 | — | — | — | — | — | — |
| 2024 | 25 | A+ MLE | 2 teams | — | 194 | 173 | 29 | 4 | 0 | 2 | 13 | 38 | 6 | 2 | 2 | 168 | 250 | 225 | 475 | 58 | 190 | 20 | 7 | 211 | 29 | — | — | — | — | — | — |
| ▸ Model inputs — neutral MLE (past 3 seasons) | |||||||||||||||||||||||||||||||
| 2024 | 25 | A+ MLE | 2 teams | — | 194 | 173 | 29 | 4 | 0 | 2 | 13 | 38 | 6 | 2 | 2 | 168 | 250 | 225 | 475 | 58 | 190 | 20 | 7 | 211 | 29 | — | — | — | — | — | — |
| ▸ Career Totals | |||||||||||||||||||||||||||||||
| Career | — | MLE | — | 537 | 466 | 88 | 13 | 1 | 11 | 42 | 127 | 21 | 8 | 3 | 189 | 285 | 292 | 577 | 103 | 229 | 24 | 8 | 254 | 58 | -27 | +0 | +0 | -10 | +12 | -2.5 | |
| / 162G | — | MLE | — | 650 | 564 | 106 | 16 | 1 | 13 | 51 | 154 | 25 | 10 | 4 | 188 | 284 | 289 | 573 | 101 | 229 | 24 | 8 | 254 | 58 | -32 | +0 | +0 | -12 | +14 | -3.0 | |
How the minor-league lines were translated
One row per minor-league stint. Open a row to see each step: the raw rate, the park adjustment, the league/level factor, the age adjustment (hitters) and the resulting MLE rate. Factors are the same ones listed on the MLE Factors page.
2024 A+Aberdeen IronBirds · 144 PAwOBA .277 → .205 (−72)K% 16.7% → 22.0%
| Component | Raw | Park ÷ | Level factor × | GB/FB × | Age × | = MLE |
|---|---|---|---|---|---|---|
| K% /PA | 16.67% | ÷0.993 | ×1.310 | — | — | 21.98% |
| BB% (unintentional) /PA | 11.11% | ÷0.947 | ×0.600 | — | ×0.978 | 6.88% |
| HBP% /PA | 4.17% | — | ×0.770 | — | ×0.978 | 3.14% |
| Singles /BIP | 17.71% | ÷1.048 | ×0.870 | ×0.950 | ×0.978 | 13.66% |
| Doubles /BIP | 4.17% | ÷0.980 | ×0.780 | ×0.950 | ×0.978 | 3.08% |
| Triples /BIP | 0.00% | ÷1.150 | ×0.850 | ×0.950 | ×0.978 | 0.00% |
| Home runs /BIP | 2.08% | ÷1.026 | ×0.880 | — | ×0.978 | 1.75% |
Factors used: league row South Atlantic League. Park (home-season share, regressed): HR 105, 1B 110, 2B 96, 3B 130, K 99, BB 89 — applied at half strength. Age: age 25 vs a level average of 22.8 → −2.2% on BB/HBP/hit rates (2.2 yr older than average). Ground-ball/fly-ball mix moves 1B/2B/3B by ×0.950.
Result: wOBA .277 → .205; ISO .083 → .068; BABIP .219 → .167. Both wOBAs use the same linear weights, so the change is the translation alone. The MLE line is not regressed to the mean — regression happens later, when seasons are blended into a projection (how).
2024 ADelmarva Shorebirds · 50 PAwOBA .274 → .227 (−47)K% 10.0% → 13.1%
| Component | Raw | Park ÷ | Level factor × | GB/FB × | Age × | = MLE |
|---|---|---|---|---|---|---|
| K% /PA | 10.00% | ÷1.035 | ×1.360 | — | — | 13.14% |
| BB% (unintentional) /PA | 8.00% | ÷0.997 | ×0.690 | — | ×0.970 | 5.37% |
| HBP% /PA | 0.00% | — | ×0.780 | — | ×0.970 | 0.00% |
| Singles /BIP | 26.83% | ÷0.988 | ×0.920 | — | ×0.970 | 24.22% |
| Doubles /BIP | 2.44% | ÷1.216 | ×0.830 | — | ×0.970 | 1.61% |
| Triples /BIP | 0.00% | ÷0.943 | ×0.910 | — | ×0.970 | 0.00% |
| Home runs /BIP | 0.00% | ÷0.952 | ×0.800 | — | ×0.970 | 0.00% |
Factors used: level-wide A factors (no league-specific row for this league/era). Park (home-season share, regressed): HR 90, 1B 98, 2B 143, 3B 89, K 107, BB 99 — applied at half strength. Age: age 25 vs a level average of 22.0 → −3.0% on BB/HBP/hit rates (3.0 yr older than average).
Result: wOBA .274 → .227; ISO .022 → .014; BABIP .293 → .258. Both wOBAs use the same linear weights, so the change is the translation alone. The MLE line is not regressed to the mean — regression happens later, when seasons are blended into a projection (how).
2023 A+Aberdeen IronBirds · 157 PAwOBA .374 → .299 (−75)K% 20.4% → 27.1%
| Component | Raw | Park ÷ | Level factor × | GB/FB × | Age × | = MLE |
|---|---|---|---|---|---|---|
| K% /PA | 20.38% | ÷0.986 | ×1.310 | — | — | 27.08% |
| BB% (unintentional) /PA | 10.19% | ÷0.982 | ×0.600 | — | ×0.988 | 6.15% |
| HBP% /PA | 5.73% | — | ×0.770 | — | ×0.988 | 4.36% |
| Singles /BIP | 16.00% | ÷1.037 | ×0.870 | ×0.992 | ×0.988 | 13.16% |
| Doubles /BIP | 6.00% | ÷0.980 | ×0.780 | ×0.992 | ×0.988 | 4.68% |
| Triples /BIP | 1.00% | ÷0.900 | ×0.850 | ×0.992 | ×0.988 | 0.93% |
| Home runs /BIP | 9.00% | ÷0.912 | ×0.880 | — | ×0.988 | 8.58% |
Factors used: league row South Atlantic League. Park (home-season share, regressed): HR 82, 1B 107, 2B 96, 3B 80, K 97, BB 96 — applied at half strength. Age: age 24 vs a level average of 22.8 → −1.2% on BB/HBP/hit rates (1.2 yr older than average). Ground-ball/fly-ball mix moves 1B/2B/3B by ×0.992.
Result: wOBA .374 → .299; ISO .265 → .240; BABIP .253 → .205. Both wOBAs use the same linear weights, so the change is the translation alone. The MLE line is not regressed to the mean — regression happens later, when seasons are blended into a projection (how).
2023 AABowie Baysox · 97 PAwOBA .262 → .248 (−14)K% 16.5% → 20.4%
| Component | Raw | Park ÷ | Level factor × | GB/FB × | Age × | = MLE |
|---|---|---|---|---|---|---|
| K% /PA | 16.49% | ÷0.988 | ×1.220 | — | — | 20.38% |
| BB% (unintentional) /PA | 8.25% | ÷0.989 | ×0.700 | — | ×1.012 | 5.91% |
| HBP% /PA | 3.09% | — | ×0.850 | — | ×1.012 | 2.66% |
| Singles /BIP | 20.00% | ÷0.965 | ×0.970 | ×1.014 | ×1.012 | 20.63% |
| Doubles /BIP | 6.15% | ÷1.046 | ×0.860 | ×1.014 | ×1.012 | 5.19% |
| Triples /BIP | 0.00% | ÷0.998 | ×0.950 | ×1.014 | ×1.012 | 0.00% |
| Home runs /BIP | 0.00% | ÷1.208 | ×0.780 | — | ×1.012 | 0.00% |
Factors used: league row EL. Park (home-season share, regressed): HR 142, 1B 93, 2B 109, 3B 100, K 98, BB 98 — applied at half strength. Age: age 24 vs a level average of 24.8 → +1.2% on BB/HBP/hit rates (0.8 yr younger than average). Ground-ball/fly-ball mix moves 1B/2B/3B by ×1.014.
Result: wOBA .262 → .248; ISO .049 → .044; BABIP .243 → .241. Both wOBAs use the same linear weights, so the change is the translation alone. The MLE line is not regressed to the mean — regression happens later, when seasons are blended into a projection (how).
2023 ADelmarva Shorebirds · 23 PAwOBA .427 → .326 (−101)K% 34.8% → 46.9%
| Component | Raw | Park ÷ | Level factor × | GB/FB × | Age × | = MLE |
|---|---|---|---|---|---|---|
| K% /PA | 34.78% | ÷1.008 | ×1.360 | — | — | 46.91% |
| BB% (unintentional) /PA | 8.70% | ÷1.065 | ×0.690 | — | ×0.980 | 5.52% |
| HBP% /PA | 4.35% | — | ×0.780 | — | ×0.980 | 3.32% |
| Singles /BIP | 54.55% | ÷1.020 | ×0.920 | — | ×0.980 | 48.19% |
| Doubles /BIP | 0.00% | ÷1.101 | ×0.830 | — | ×0.980 | 0.00% |
| Triples /BIP | 0.00% | ÷0.940 | ×0.910 | — | ×0.980 | 0.00% |
| Home runs /BIP | 9.09% | ÷1.020 | ×0.800 | — | ×0.980 | 6.98% |
Factors used: level-wide A factors (no league-specific row for this league/era). Park (home-season share, regressed): HR 104, 1B 104, 2B 120, 3B 88, K 102, BB 113 — applied at half strength. Age: age 24 vs a level average of 22.0 → −2.0% on BB/HBP/hit rates (2.0 yr older than average).
Result: wOBA .427 → .326; ISO .158 → .112; BABIP .545 → .469. Both wOBAs use the same linear weights, so the change is the translation alone. The MLE line is not regressed to the mean — regression happens later, when seasons are blended into a projection (how).
2022 ROKFCL Orioles · 34 PAwOBA .338 → .249 (−89)K% 5.9% → 8.6%
| Component | Raw | Park ÷ | Level factor × | GB/FB × | Age × | = MLE |
|---|---|---|---|---|---|---|
| K% /PA | 5.88% | ÷0.988 | ×1.440 | — | — | 8.57% |
| BB% (unintentional) /PA | 26.47% | ÷1.031 | ×0.620 | — | ×0.965 | 15.36% |
| HBP% /PA | 0.00% | — | ×0.720 | — | ×0.965 | 0.00% |
| Singles /BIP | 26.09% | ÷0.967 | ×0.820 | — | ×0.965 | 21.35% |
| Doubles /BIP | 0.00% | ÷0.966 | ×0.720 | — | ×0.965 | 0.00% |
| Triples /BIP | 0.00% | ÷0.927 | ×0.720 | — | ×0.965 | 0.00% |
| Home runs /BIP | 0.00% | ÷1.010 | ×0.780 | — | ×0.965 | 0.00% |
Factors used: level-wide ROK factors (no league-specific row for this league/era). Park (home-season share, regressed): HR 102, 1B 93, 2B 93, 3B 85, K 98, BB 106 — applied at half strength. Age: age 23 vs a level average of 19.5 → −3.5% on BB/HBP/hit rates (3.5 yr older than average).
Result: wOBA .338 → .249; ISO .000 → .000; BABIP .261 → .214. Both wOBAs use the same linear weights, so the change is the translation alone. The MLE line is not regressed to the mean — regression happens later, when seasons are blended into a projection (how).
2022 ADelmarva Shorebirds · 32 PAwOBA .355 → .276 (−78)K% 31.2% → 40.1%
| Component | Raw | Park ÷ | Level factor × | GB/FB × | Age × | = MLE |
|---|---|---|---|---|---|---|
| K% /PA | 31.25% | ÷1.061 | ×1.360 | — | — | 40.05% |
| BB% (unintentional) /PA | 31.25% | ÷0.979 | ×0.690 | — | ×0.990 | 21.81% |
| HBP% /PA | 6.25% | — | ×0.780 | — | ×0.990 | 4.83% |
| Singles /BIP | 20.00% | ÷0.955 | ×0.920 | — | ×0.990 | 19.08% |
| Doubles /BIP | 10.00% | ÷0.976 | ×0.830 | — | ×0.990 | 8.42% |
| Triples /BIP | 0.00% | ÷1.150 | ×0.910 | — | ×0.990 | 0.00% |
| Home runs /BIP | 0.00% | ÷1.128 | ×0.800 | — | ×0.990 | 0.00% |
Factors used: level-wide A factors (no league-specific row for this league/era). Park (home-season share, regressed): HR 126, 1B 91, 2B 95, 3B 130, K 112, BB 96 — applied at half strength. Age: age 23 vs a level average of 22.0 → −1.0% on BB/HBP/hit rates (1.0 yr older than average).
Result: wOBA .355 → .276; ISO .050 → .045; BABIP .300 → .275. Both wOBAs use the same linear weights, so the change is the translation alone. The MLE line is not regressed to the mean — regression happens later, when seasons are blended into a projection (how).