Harold Rivas
OF FCL Red Sox
Age 19
R/R
6'2" / 177 lbs
ROK
HR -5%K -4%
Svc 0.0 · Ctrl thru 2036
Overview
ROKPROSPECTFG #331MiLBFA 2037
Scout OFP44ETA2029FG ETA2031MLB%0%
| Year | Age | Lvl / Team | PA | AVG/OBP/SLG | HR | SB | wRC+ | WAR | MLE AVG/OBP/SLG |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 17 | ROKDSL Red Sox B… | 196 | .258/.395/.384 | 2 | 18 | 53 | — | .173/.287/.238 |
| 2026 | 18 | ROKBOS | 198 | .241/.345/.429 | 6 | 23 | 45 | — | .168/.244/.291 |
| 2027PROJ0% MLB | 19 | MLBBOS | 308 | .205/.277/.310 | 5 | 7 | 67 | -0.2 | |
| 2028PROJ34% MLB | 20 | MLBBOS | 85 | .215/.288/.330 | 1 | 2 | 72 | -0.1 | |
| 2029PROJ48% MLB | 21 | MLBBOS | 179 | .220/.293/.341 | 3 | 5 | 77 | -0.1 |
Next 3 projected WAR -0.4Projected rows: MLB playing time only, park and league context applied.
ContractESTIMATED
Control thru2036Service0.0First FA2037
2027MiLB2028MiLB2029MiLB2030MiLB2031Pre-Arb$0.9M2032Pre-Arb$0.9M2033Pre-Arb$0.9M2034Arb-1$2M+2
Skills · percentileMiLB Statcast 2026 Rk
Speed98
ISO80
Whiff%49
Z-Con%40
wRC+38
wOBA37
Career WAR0 WAR median (P10 -0 / P90 4, comp-based) · star 2% · didn't stick 88%
CompsJett Williams (age 19) · Che-Hsuan Lin (age 19) · Gilberto Celestino (age 19)
2027 FULL-SEASON PROJECTIONpark-neutral Marcel · 168 proj PA
wRC+†67
AVG/OBP/SLG.204 / .275 / .307
PA168
HR3
K%29
BB%8
ISO105
MLB%0%
Value2027 · WAR
━ projected WAR━ paid WAR ($/8M) surplus deficit-$4M ctrl surplus
Tools · ContractCON 44 / POW 46
Career Stats + Projections
Real MLB stats plus park-adjusted projections — this season (so far / rest / full), then future seasons and career totals.
basis chips:
RAW = as recorded ·
CTX = with park/league context ·
A+C = actual + context combined ·
MLE = level/park-neutral
Methodology▸ how these numbers are built
All seasons translated to park-neutral MLB-equivalent (MLE) and combined per year. 2027 = actual YTD + projected ROS + total. 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) | |||||||||||||||||||||||||||||||
| 2025 | 17 | ROK | DSL Red Sox Blue | — | 196 | 159 | 41 | 6 | 4 | 2 | 35 | 35 | 1 | 18 | 8 | 258 | 395 | 384 | 779 | 126 | 317 | 18 | 18 | 356 | 53 | — | — | — | — | — | — |
| 2026 | 18 | ROK | FCL Red Sox | — | 198 | 170 | 41 | 6 | 4 | 6 | 24 | 52 | 3 | 23 | 5 | 241 | 345 | 429 | 775 | 188 | 310 | 26 | 12 | 345 | 45 | — | — | — | — | — | — |
| ▸ Career — adjusted (every ACTUAL line translated to park/league-neutral MLB equivalents) | |||||||||||||||||||||||||||||||
| 2025 | 17 | ROK MLE | DSL Red Sox Blue | — | 196 | 168 | 29 | 4 | 2 | 1 | 26 | 43 | 1 | 18 | 8 | 173 | 287 | 238 | 525 | 65 | 221 | 22 | 13 | 246 | 53 | — | — | — | — | — | — |
| 2026 | 18 | ROK MLE | FCL Red Sox | — | 198 | 179 | 30 | 4 | 3 | 4 | 15 | 75 | 3 | 23 | 5 | 168 | 244 | 291 | 534 | 123 | 247 | 38 | 8 | 234 | 45 | — | — | — | — | — | — |
| 2025 | 17 | ROK MLE | DSL Red Sox Blue | — | 196 | 168 | 29 | 4 | 2 | 1 | 26 | 43 | 1 | 18 | 8 | 173 | 287 | 238 | 525 | 65 | 224 | 22 | 13 | 246 | 53 | — | — | — | — | — | — |
| 2025 | 17 | ROK RAW | DSL Red Sox Blue | — | 196 | 159 | 41 | 6 | 4 | 2 | 35 | 35 | 1 | 18 | 8 | 258 | 395 | 384 | 779 | 126 | 317 | 18 | 18 | 356 | 53 | — | — | — | — | — | — |
| 2026 | 18 | ROK MLE | FCL Red Sox | — | 198 | 179 | 30 | 4 | 3 | 4 | 15 | 75 | 3 | 23 | 5 | 168 | 244 | 291 | 534 | 123 | 257 | 38 | 8 | 234 | 45 | — | — | — | — | — | — |
| 2026 | 18 | ROK RAW | FCL Red Sox | — | 198 | 170 | 41 | 6 | 4 | 6 | 24 | 52 | 3 | 23 | 5 | 241 | 345 | 429 | 775 | 188 | 310 | 26 | 12 | 345 | 45 | — | — | — | — | — | — |
| 2025 | 17 | ROK MLE | DSL Red Sox Blue | — | 196 | 167 | 29 | 4 | 2 | 1 | 26 | 43 | 1 | 18 | 8 | 174 | 287 | 240 | 527 | 66 | 221 | 22 | 13 | 246 | 53 | — | — | — | — | — | — |
| 2026 | 18 | ROK MLE | FCL Red Sox | — | 198 | 178 | 30 | 4 | 3 | 4 | 15 | 75 | 3 | 23 | 5 | 169 | 244 | 292 | 536 | 124 | 247 | 38 | 8 | 234 | 45 | — | — | — | — | — | — |
| ▸ Model inputs — neutral MLE (past 3 seasons) | |||||||||||||||||||||||||||||||
| 2025 | 17 | ROK MLE | DSL Red Sox Blue | — | 196 | 167 | 29 | 4 | 2 | 1 | 26 | 43 | 1 | 18 | 8 | 174 | 287 | 240 | 527 | 66 | 221 | 22 | 13 | 246 | 53 | — | — | — | — | — | — |
| 2026 | 18 | ROK MLE | FCL Red Sox | — | 198 | 178 | 30 | 4 | 3 | 4 | 15 | 75 | 3 | 23 | 5 | 169 | 244 | 292 | 536 | 124 | 247 | 38 | 8 | 234 | 45 | — | — | — | — | — | — |
| ▸ 2027 season | |||||||||||||||||||||||||||||||
| ▸ 2027 — full MLE projection (neutral park, full availability) | |||||||||||||||||||||||||||||||
| 2027 | 19 | MLB MLE | BOS | 0% | 308 | 277 | 57 | 9 | 3 | 5 | 25 | 88 | 3 | 7 | 1 | 205 | 277 | 310 | 587 | 105 | 279 | 29 | 8 | 267 | 67 | -12 | +1 | +1 | -2 | +7 | -0.2 |
| ▸ Career projection (2028+) — MLB context, MLB playing time (PA × MLB%) | |||||||||||||||||||||||||||||||
| 2028 | 20 | MLB MLE | BOS | 34% | 248 | 223 | 47 | 8 | 2 | 4 | 20 | 70 | 3 | 6 | 1 | 210 | 284 | 324 | 608 | 114 | 282 | 28 | 8 | 275 | 72 | -8 | +1 | +0 | -1 | +5 | -0.3 |
| 2029 | 21 | MLB MLE | BOS | 48% | 370 | 332 | 71 | 12 | 3 | 7 | 31 | 102 | 4 | 9 | 2 | 214 | 289 | 335 | 624 | 121 | 283 | 28 | 8 | 282 | 77 | -10 | +1 | +1 | -2 | +8 | -0.3 |
| 2030 | 22 | MLB MLE | BOS | 54% | 457 | 411 | 90 | 15 | 4 | 10 | 38 | 124 | 5 | 12 | 3 | 218 | 292 | 344 | 637 | 127 | 285 | 27 | 8 | 287 | 80 | -11 | +1 | +1 | -3 | +10 | -0.1 |
| 2031 | 23 | MLB MLE | BOS | 57% | 514 | 460 | 102 | 17 | 4 | 12 | 43 | 138 | 6 | 13 | 3 | 221 | 295 | 351 | 647 | 131 | 286 | 27 | 8 | 291 | 83 | -10 | +1 | +2 | -3 | +11 | 0.1 |
| 2032 | 24 | MLB MLE | BOS | 57% | 551 | 494 | 110 | 18 | 5 | 13 | 46 | 147 | 6 | 14 | 3 | 223 | 297 | 357 | 654 | 134 | 287 | 27 | 8 | 294 | 85 | -10 | +2 | +2 | -3 | +12 | 0.3 |
| 2033 | 25 | MLB MLE | BOS | 57% | 573 | 514 | 114 | 19 | 5 | 13 | 48 | 152 | 6 | 14 | 3 | 223 | 298 | 358 | 656 | 135 | 287 | 27 | 8 | 294 | 85 | -10 | +2 | +3 | -3 | +12 | 0.4 |
| 2034 | 26 | MLB MLE | BOS | 56% | 584 | 524 | 117 | 19 | 5 | 14 | 49 | 155 | 6 | 14 | 3 | 223 | 298 | 358 | 655 | 135 | 287 | 27 | 8 | 294 | 85 | -10 | +2 | +3 | -4 | +13 | 0.4 |
| 2035 | 27 | MLB MLE | BOS | 55% | 587 | 526 | 117 | 19 | 5 | 14 | 50 | 157 | 6 | 14 | 3 | 222 | 297 | 355 | 652 | 133 | 286 | 27 | 9 | 293 | 84 | -11 | +2 | +3 | -4 | +13 | 0.3 |
| 2036 | 28 | MLB MLE | BOS | 55% | 583 | 523 | 115 | 19 | 5 | 13 | 49 | 157 | 6 | 13 | 3 | 220 | 295 | 350 | 645 | 130 | 285 | 27 | 8 | 290 | 82 | -12 | +1 | +2 | -3 | +13 | 0.1 |
| 2028 | 20 | MLB CTX | BOS | 34% | 85 | 77 | 16 | 3 | 1 | 1 | 7 | 24 | 1 | 2 | 0 | 215 | 288 | 330 | 618 | 115 | 290 | 28 | 8 | 279 | 72 | -3 | +0 | +0 | -1 | +2 | -0.1 |
| 2029 | 21 | MLB CTX | BOS | 48% | 179 | 160 | 34 | 6 | 1 | 3 | 15 | 50 | 2 | 5 | 1 | 220 | 293 | 341 | 635 | 122 | 291 | 28 | 8 | 286 | 77 | -5 | +1 | +0 | -1 | +4 | -0.1 |
| 2030 | 22 | MLB CTX | BOS | 54% | 248 | 222 | 50 | 9 | 2 | 5 | 21 | 68 | 3 | 6 | 1 | 223 | 297 | 350 | 647 | 127 | 293 | 27 | 8 | 291 | 80 | -6 | +1 | +1 | -1 | +5 | -0.1 |
| 2031 | 23 | MLB CTX | BOS | 57% | 291 | 262 | 59 | 11 | 2 | 6 | 24 | 78 | 3 | 7 | 2 | 226 | 300 | 358 | 657 | 132 | 294 | 27 | 8 | 295 | 83 | -6 | +1 | +1 | -2 | +6 | 0.0 |
| 2032 | 24 | MLB CTX | BOS | 57% | 312 | 280 | 64 | 12 | 2 | 7 | 26 | 83 | 3 | 8 | 2 | 228 | 302 | 363 | 665 | 135 | 295 | 27 | 8 | 298 | 85 | -6 | +1 | +1 | -2 | +7 | 0.1 |
| 2033 | 25 | MLB CTX | BOS | 57% | 324 | 291 | 65 | 12 | 2 | 7 | 27 | 86 | 3 | 8 | 2 | 229 | 303 | 364 | 667 | 135 | 296 | 27 | 8 | 299 | 85 | -6 | +1 | +2 | -2 | +7 | 0.2 |
| 2034 | 26 | MLB CTX | BOS | 56% | 330 | 295 | 67 | 12 | 2 | 8 | 28 | 88 | 4 | 8 | 2 | 228 | 302 | 364 | 666 | 136 | 295 | 27 | 8 | 299 | 85 | -6 | +1 | +2 | -2 | +7 | 0.2 |
| 2035 | 27 | MLB CTX | BOS | 55% | 325 | 291 | 65 | 12 | 2 | 7 | 28 | 87 | 3 | 8 | 2 | 227 | 301 | 361 | 663 | 134 | 295 | 27 | 9 | 297 | 84 | -6 | +1 | +2 | -2 | +7 | 0.2 |
| 2036 | 28 | MLB CTX | BOS | 55% | 320 | 287 | 65 | 12 | 2 | 7 | 27 | 86 | 3 | 7 | 2 | 225 | 299 | 356 | 656 | 131 | 293 | 27 | 8 | 295 | 82 | -7 | +1 | +1 | -2 | +7 | 0.0 |
| ▸ Career Totals | |||||||||||||||||||||||||||||||
| ▸ Career totals — MLB only (actual + projected) | |||||||||||||||||||||||||||||||
| Career | — | A+C | — | 2414 | 2165 | 485 | 89 | 16 | 51 | 203 | 650 | 25 | 59 | 14 | 224 | 298 | 351 | 649 | 127 | 294 | 27 | 8 | 295 | 79 | -49 | +6 | +10 | -14 | +52 | 0.4 | |
| / 162G | — | A+C | — | 650 | 583 | 131 | 24 | 4 | 14 | 55 | 175 | 7 | 16 | 4 | 225 | 300 | 352 | 651 | 127 | 294 | 27 | 8 | 295 | 79 | -13 | +2 | +3 | -4 | +14 | 0.1 | |
| Career | — | MLE | — | 5029 | 4505 | 974 | 159 | 45 | 108 | 429 | 1368 | 53 | 154 | 38 | 216 | 292 | 343 | 635 | 127 | 283 | 27 | 9 | 285 | 79 | -100 | +13 | +18 | -28 | +100 | 0.3 | |
| / 162G | — | MLE | — | 650 | 582 | 127 | 21 | 6 | 14 | 55 | 177 | 7 | 20 | 5 | 218 | 293 | 347 | 640 | 129 | 287 | 27 | 8 | 285 | 79 | -14 | +2 | +3 | -4 | +14 | 0.0 | |