Spencer NivensOF Northwest Arkansas Naturals
Age 24 L/R 5'11" / 185 lbs AA HR -6% Svc 0.0 · Ctrl thru 2034
2026 ROS PROJECTION239 act + 159 ros · stats below = ROS only
wRC+†85
AVG/OBP/SLG.229 / .297 / .374
PA159
HR4
SB5
K%24
BB%9
BABIP281
ISO145
MLB%2%
Value2026 · WAR
BAT: -1.2 runs (wOBA-derived runs vs avg)-1BATRUN: +2.4 runs (SB/CS + UBR baserunning)+2RUNFLD: +0.0 runs (Defensive runs vs avg)+0FLDPOS: -2.4 runs (Positional adjustment)-2POSREP: +11.3 runs (Replacement-level credit)+11REPTotal WAR: +1.00+1.0WAR
0.00.51.00.00.60.70.80.70.50.20.0+$20M ctrl surplus26272829303132333435
projected WAR paid WAR ($/8M) surplus deficit
Tools · ContractCON 45 / POW 35
Toolsscout grade
CONTACT45
scouting grade only
POWER35
scouting grade only
EYE60
scouting grade only
SPEED50
scouting grade only
Contract ESTIMATED · service-time + WAR-based estimator (needs verification)
Status   MiLB
MLB Debut   2029
Service   0 yrs (est)
Team Control Through   2034
First FA Year   2035
YearStatusSalary Proj WAR Value Surplus
2026MiLBstill in minors · estimated debut 2029
2027MiLBstill in minors · estimated debut 2029
2028MiLBstill in minors · estimated debut 2029
2029Pre-Arb$0.8M+0.8$3M+$2M
2030Pre-Arb$0.9M+0.7$2M+$1M
2031Pre-Arb$0.9M+0.5$1M+$0.8M
2032Arb-1$0.4M+0.2$0.5M+$0.3M
2033Arb-2$5M
2034Extbeyond projection horizon · no WAR estimate
Totals $3M $6M +$5M

Career Stats + Projections

Viewactual = stats as recorded (prior seasons combined) + projected real-world MLB lines · MLE = level/park-neutral translations
Methodology▸ how these numbers are built

All seasons translated to park-neutral MLB-equivalent (MLE) and combined per year. 2026 = actual YTD + projected ROS + total. 2027+ via Advanced Marcel + aging curve.

YearAge LvlTeam MLB% PAAB H2B3BHR BBSOHBP SBCS AVGOBPSLGOPS ISOBABIP K%BB% wOBAwRC+ BATRUNFLDPOSREP WAR
202321 A2 teams 139122 19501 16340 84 156254221475 66205 2412 226 31
202321 A2 teams 139114 23702 24220 84 202341316656 114231 1617 306 93
202422 A+Quad Cities River Bandits 412370 6810217 361432 74 184260359619 176238 359 269 64
202422 A+Quad Cities River Bandits 412358 8717320 481112 74 243336475811 232290 2712 354 129
202523 AANorthwest Arkansas Naturals 515463 971825 431340 143 210277289566 80276 268 254 53
202523 AANorthwest Arkansas Naturals 515436 1092026 701090 143 250354346700 96312 2114 318 101
▸ 2026 Season (ACT · ROS-MLE · ROS-CTX · FULL)
YTD24 AAKC 239211 531227 23440 111 251325427751 175279 1810 323 105 +1 +2 +0 -1 +7 0.9
YTD24 AAKC 239201 561427 33340 111 279380473853 194297 1414 371 142 +11 +2 +0 -1 +7 1.9
ROS24 AAKC 2% 159144 33714 14380 51 229297374671 145278 249 297 85 -3 +1 +0 -1 +5 0.2
ROS24 MLBKC 2% 33 0000 010 00 274 330 292 81 -0 +0 +0 -0 +0 0.0
FULL24 AAKC 242214 531227 23450 111 248321421741 173275 1910 323 105 +1 +2 +0 -1 +7 0.9
TOT24 AAKC 398355 8619311 37820 162 242314405719 163280 219 312 97 -1 +2 +0 -2 +11 1.0
▸ 2027+ Projections   WITH CONTEXT · MLB TIME ONLY ⓘ
202725 MLBKC 31% 515463 10722313 461201 122 231302376678 145278 239 299 87 -8 +2 +0 -3 +15 0.6
202826 MLBKC 45% 529474 10922313 481232 122 230303371675 141279 239 302 89 -6 +2 +0 -3 +15 0.7
202927 MLBKC 49% 534478 11022314 491252 122 230304377681 146280 239 303 90 -6 +2 +0 -3 +15 0.8
203028 MLBKC 52% 533477 11022314 491252 112 231305377682 147280 239 303 90 -6 +1 -1 -3 +15 0.7
203129 MLBKC 52% 528472 10822313 491252 102 229304371675 142279 249 301 88 -7 +1 -1 -3 +15 0.5
203230 MLBKC 52% 522466 10621313 491252 92 227304369673 142278 249 298 86 -8 +1 -2 -3 +15 0.2
203331 MLBKC 56% 514459 10221212 481242 81 222299355654 133275 249 294 83 -10 +1 -3 -3 +15 -0.0
202725 MLBKC 31% 160145 32614 14370 41 221289359648 138275 239 293 83 -3 +0 +0 -1 +5 0.1
202826 MLBKC 45% 236212 481016 21551 51 226299368667 142276 239 296 84 -4 +1 +0 -1 +7 0.2
202927 MLBKC 49% 263236 541117 24611 61 229303373676 144276 239 297 85 -4 +1 +0 -2 +7 0.2
203028 MLBKC 52% 275247 551117 25641 61 223297360657 138276 239 296 85 -5 +1 -0 -2 +8 0.2
203129 MLBKC 52% 272244 551117 25641 51 225300365665 139275 249 294 83 -5 +1 -1 -2 +8 0.1
203230 MLBKC 52% 269241 531116 25641 51 220296349644 129274 249 292 81 -6 +1 -1 -2 +8 -0.0
203331 MLBKC 56% 287257 561117 27691 51 218295350645 132272 249 288 78 -7 +1 -2 -2 +8 -0.2
▸ Career Totals
Career 17651585 35371744 1614156 367 223297360656 137273 249 293 83 -34 +4 -4 -11 +50 0.6
/ 162G 650584 13026316 591532 133 223296360656 137273 249 293 83 -13 +1 -1 -4 +18 0.2
Career 49004388 96919225119 447121615 10825 221295357652 136275 259 290 80 -109 +12 -7 -29 +139 0.5
/ 162G 650582 12825316 591612 143 220294356650 136273 259 290 80 -14 +2 -1 -4 +18 0.1

Historical Stats — Raw (Per Stint)

Actual MLB + MiLB stats as they happened, one row per stint at each level. Use this to see what really got recorded; the table above shows MLB-equivalent translations + projections.

YearAge LvlTeam MLB% PAAB H2B3BHR BBSOHBP SBCS AVGOBPSLGOPS ISOBABIP K%BB% wOBAwRC+ BATRUNFLDPOSREP WAR
202321 AColumbia Fireflies 12298 18302 23200 73 184339276614 92208 1619 294 83 -2 +0 +3 0.1
202321 ROKACL Royals 1716 5400 120 11 312353562915 250357 126 396 162 +1 -0 +0 0.1
202422 A+Quad Cities River Bandits 412358 8717320 481112 74 243336475811 232290 2712 354 129 +13 -0 +12 2.5
202523 AANorthwest Arkansas Naturals 515436 1092026 701090 143 250354346700 96312 2114 318 101 +1 +2 +15 1.7

Career Comps

Retired MLB careers whose totals most resemble what we're projecting for this player. Top row of each card is career totals; bottom row is per-162-game rates. Pool: 727 completed hitter careers (2000-2024).

PLAYER · career totals + /162 gamesYRSPAHRSBAVGOBPSLGPOSFLDWARJAWS
#1Will Venablelast yr '15
career totals — 8 seasons, 3,127 PA
83,12781135251317406-20-48.98.7
/1626641729-4.2-0.81.9pk7: 9
#2Michael Saunderslast yr '17
career totals — 8 seasons, 2,711 PA
82,7118155233305399-12-134.14.5
/1626642013-2.9-3.21.0pk7: 5
#3Gregory Polancolast yr '21
career totals — 8 seasons, 3,220 PA
83,2209698241309409-34-283.84.4
/1626642020-7.1-5.80.8pk7: 5
#4Dustin Ackleylast yr '16
career totals — 6 seasons, 2,347 PA
62,3474631241304367-5+73.83.8
/162664139-1.3+1.91.1pk7: 4
#5Pokey Reeselast yr '04
career totals — 5 seasons, 1,914 PA
51,9142978242303347-6+62.72.7
/1626641027-2.0+2.21.0pk7: 3
OGOGILVIE CAREER PROJECTION
career totals — every cell rolls up across 3 projected seasons
31,7674436229299370-11+01.71.7
/1626641613-4.0+0.00.6pk7: 2
#6Doug Glanvillelast yr '04
career totals — 5 seasons, 2,256 PA
52,2563590259290356-9+31.31.3
/1626641026-2.8+0.90.4pk7: 1

Career Path Comps

What happened to players with a similar stat profile at this age · Y-axis: wRC+ (100 = league avg, 150 = elite, 80 = below) · Bands: P10–P90 outer, P25–P75 inner · Gold: OGILVIE projection

Scouting At Match Age Next 3 Yrs Peak 3 Yrs
Comp Age HIT PWR SPD EYE AVG/OBP/SLG ISOBABIP HRSB K%BB% wRC+WAR AVG/OBP/SLG ISOBABIP HRSB K%BB% wRC+WAR AVG/OBP/SLG ISOBABIP HRSB K%BB% wRC+WAR
Spencer Nivens (OGILVIE) 24 45 35 50 60 242/314/405 163280 1116 21% 9% 97 +1.0
Tristan Peters
2023 · AA
23 45→53 44→45 53→50 48 218/288/344 126281 914 25% 8% 76 +0.1 229/295/348 119286 912 22% 8% 80 +0.4 238/306/369131290101021%8%87+0.6
Carlos Alvarez
2012 · AAA
24 46 48→45 49→45 48 234/298/374 140288 1614 24% 8% 89 +0.9 225/288/350 125282 128 23% 8% 78 +0.2 245/326/331862986618%9%88+0.3
Terrin Vavra
2022 · AA
25 46→44 42→45 49→50 47 223/294/335 113295 912 26% 8% 77 +0.1 253/326/358 105332 710 24% 9% 95 +1.4 261/335/360993407823%9%95+0.5
Cal Stevenson
2022 · AA
25 45→55 44→45 50→60 50 221/295/338 116287 1216 26% 10% 78 +0.2 232/319/349 117305 1124 25% 11% 91 +1.1 242/335/362120310113023%12%99+1.0
Matt Mangini
2010 · AA
24 45→50 44→45 50→45 40 222/274/335 113296 128 28% 6% 68 -0.5 251/293/361 110331 116 26% 5% 82 +0.5 261/302/3621013459426%5%83+0.3
Troy Montgomery
2018 · AA
23 48→55 42→40 51→50 47 230/294/339 109298 913 25% 8% 77 +0.1 227/294/313 86322 512 28% 8% 70 -0.3 245/317/3167135821529%9%79+0.2
Jeisson Rosario
2023 · AA
23 44→49 43→45 47→50 48 214/291/327 114289 1012 28% 9% 74 -0.1 204/290/309 105312 1012 34% 10% 69 -0.4 186/281/2779129791237%11%54-0.9
James Ramsey
2014 · AA
24 46→51 44→45 50→45 45 221/295/336 115313 1210 32% 8% 78 +0.2 228/287/350 122324 127 31% 7% 78 +0.2 228/282/35112332412532%6%72-0.1
Luis González
2021 · AA
25 45→52 43→45 47→50 45 223/278/334 111280 1012 24% 6% 69 -0.4 231/301/347 116297 1218 25% 8% 83 +0.6 235/312/350115301122224%9%85+0.3
Bijan Rademacher
2016 · AA
25 47 41→45 44→45 50 227/300/333 106288 87 23% 9% 79 +0.3 241/304/351 110302 105 22% 8% 85 +0.7 241/297/340993019222%7%76+0.1
Daryl Jones
2011 · AA
24 47→55 41→45 50 45 226/290/328 102291 813 24% 7% 73 -0.1 212/277/325 113295 1112 30% 7% 67 -0.5 198/268/315116285121233%8%59-0.4
Noe Becerra
2011 · AAA
24 44 41→30 45→40 46 216/269/309 93264 99 22% 7% 59 -1.1 232/278/315 83267 66 15% 5% 63 -0.8 274/319/333593103012%5%84+0.2
Hudson Haskin
2023 · AA
24 46→44 44→40 49→50 42 223/302/343 120303 1111 28% 6% 83 +0.6 215/302/318 103314 918 32% 8% 77 +0.1 198/295/2808230772434%8%62-0.4
Nathan Panther
2006 · AA
25 44→43 45 47→45 48 220/287/338 118273 139 24% 8% 75 -0.0 219/285/338 119275 117 23% 8% 74 -0.1 217/286/34112426811523%8%72-0.1
Nick Maton
2021 · AA
24 42 41→50 45 44 206/270/300 94283 89 29% 8% 57 -1.2 211/291/339 128285 127 28% 9% 77 +0.1 215/306/36915426518425%10%89+0.6
Joe McCarthy
2018 · AA
24 48→49 42→50 53→50 53 230/315/342 112292 815 23% 10% 88 +0.9 202/288/330 128284 1210 31% 10% 74 -0.1 202/285/36716526319530%9%80+0.1
Dean Anna
2011 · A
24 43→53 44→45 50→45 49 213/283/330 117264 127 24% 8% 71 -0.3 234/303/358 124274 116 18% 8% 86 +0.8 244/313/36812428311417%7%92+1.0
Tucker Bradley
2022 · A
24 47→53 41→50 54→50 47 223/295/331 108303 811 27% 8% 76 +0.1 244/308/384 140316 1315 26% 8% 95 +1.4 252/316/405153320161725%8%100+1.2
Dwight Smith Jr.
2017 · AA
24 48→53 41→50 47→50 45 231/280/336 105282 89 21% 6% 70 -0.3 242/298/366 124295 1110 21% 7% 86 +0.8 245/307/38213629313920%7%91+0.9
Jeff Salazar
2006 · AAA
25 46→51 44→50 48→55 49 225/290/345 120281 1113 24% 8% 77 +0.1 232/304/363 131283 1115 21% 9% 88 +0.9 235/313/372138281101519%9%90+0.8