RRosternomics
𝕏

Diamondbacks ARI

‹ ›

GM: Mike Hazen

Overview

REBUILD → steady
cheap & losing · year 1 in this regime · payroll 0.98× league · TAB -1.8
-1.8TAB — talent above budget15th/30
+0.3WAB — realized wins (TAB + luck)16th/30
8.0depth — 2+ WAR regulars8th/30
-5.8dead WAR — sub-replacement drag22nd/30
35%dead money %16th/30
0.506win %15th/30
32.2roster fWAR17th/30
-18surplus $M (value vs cost)14th/30
$128Mpayroll $M15th/30

Roster

CFAJ Pollock 109GJarrod Dyson 41GJon Jay 25G
LFDavid Peralta 138GJon Jay 41GJarrod Dyson 6G
RFSteven Souza Jr. 65GJon Jay 54GChris Owings 43G
SSNick Ahmed 148GKetel Marte 28GIldemaro Vargas 1G
2BKetel Marte 131GDaniel Descalso 52GChris Owings 9G
3BEduardo Escobar 131GJake Lamb 52GDaniel Descalso 37G
1BPaul Goldschmidt 155GDaniel Descalso 11GChristian Walker 7G
STARTERSPatrick Corbin 6.1WARZack Greinke 3.4WARZack Godley 2.0WARClay Buchholz 1.5WARRobbie Ray 0.6WAR
CJohn Ryan Murphy 68GJeff Mathis 63GAlex Avila 61G
DHDaniel Descalso 7GPaul Goldschmidt 2GJohn Ryan Murphy 1G
BULLPEN★ Brad Boxberger 32svArchie Bradley 34hYoshihisa Hirano 32hBrad Ziegler 20hAndrew Chafin 17hJake Diekman 17hFernando Salas 3hT.J. McFarland 1h
CJohn Ryan Murphy 68 · Jeff Mathis 63 · Alex Avila 61
1BPaul Goldschmidt 155 · Daniel Descalso 11 · Christian Walker 7
2BKetel Marte 131 · Daniel Descalso 52 · Chris Owings 9
3BEduardo Escobar 131 · Jake Lamb 52 · Daniel Descalso 37
SSNick Ahmed 148 · Ketel Marte 28 · Ildemaro Vargas 1
LFDavid Peralta 138 · Jon Jay 41 · Jarrod Dyson 6
CFAJ Pollock 109 · Jarrod Dyson 41 · Jon Jay 25
RFSteven Souza Jr. 65 · Jon Jay 54 · Chris Owings 43
DHDaniel Descalso 7 · Paul Goldschmidt 2 · John Ryan Murphy 1
SPPatrick Corbin 6.1 · Zack Greinke 3.4 · Zack Godley 2.0 · Clay Buchholz 1.5 · Robbie Ray 0.6
BP★ Brad Boxberger 32 · Archie Bradley 34 · Yoshihisa Hirano 32 · Brad Ziegler 20 · Andrew Chafin 17 · Jake Diekman 17 · Fernando Salas 3 · T.J. McFarland 1

Each position lists its starter then backups by games (so platoons & bench show). Starters (mound) & bullpen (left, foul territory) are ranked by WAR; ★ marks the closer (most save chances). MLB Stats API.

2018 roster — value & surplus

PlayerAgeServiceGfWARSalary $MSurplus $M
Patrick Corbin 28 FA-elig 336.1 7.5 +13.2
Paul Goldschmidt 30 FA-elig 1584.6 11.1 +4.6
Nick Ahmed 28 arb 1534.0 1.3 +12.5
David Peralta 30 arb 1463.8 3.3 +9.6
Zack Greinke 34 FA-elig 343.4 34.0 -22.3
Ketel Marte 24 arb 1533.0 1.4 +8.8
AJ Pollock 30 FA-elig 1132.5 7.8 +0.9
Zack Godley 28 arb 332.0 0.6 +6.4
Clay Buchholz 33 FA-elig 171.5 1.1 +4.0
Jeff Mathis 35 FA-elig 691.0 2.0 +1.4
Andrew Chafin 28 arb 770.9 1.2 +1.8
Alex Avila 31 FA-elig 800.9 4.0 -1.1
John Ryan Murphy 27 arb 870.8 0.6 +2.2
Daniel Descalso 31 FA-elig 1380.6 2.0 +0.1
Eduardo Escobar↔ MIN 29 FA-elig 540.6 1.7 +0.4
Robbie Ray 26 arb 250.6 4.0 -2.0
Silvino Bracho 25 pre-arb 310.4 0.2 +1.1
Archie Bradley 25 arb 760.3 0.6 +0.4
Yoshihisa Hirano 34 pre-arb 750.2 3.0 -2.2
Jake Lamb 27 arb 560.2 4.3 -3.6
T.J. McFarland 29 arb 470.2 0.8 -0.2
Patrick Kivlehan 28 – 90.1 – –
Brad Ziegler↔ MIA 38 FA-elig 290.1 3.2 -2.9
Taijuan Walker 25 arb 30.1 4.8 -4.6
Kris Medlen 32 FA-elig 10.0 0.1 +0.0
Ildemaro Vargas 26 pre-arb 140.0 0.1 -0.0
Yoan López 25 – 100.0 0.1 -0.0
Kristopher Negrón↔ SEA 32 – 20.0 – –
James Sherfy 26 – 15-0.0 – –
Braden Shipley 26 pre-arb 3-0.0 0.2 -0.2
Joey Krehbiel 25 – 2-0.0 0.0 -0.1
Jake Barrett 26 pre-arb 7-0.0 0.1 -0.1
Chris Stewart↔ ATL 36 FA-elig 3-0.0 0.2 -0.3
Troy Scribner 26 – 1-0.1 0.0 -0.2
Steven Souza Jr. 29 arb 72-0.1 3.5 -3.9
Fernando Salas 33 FA-elig 41-0.1 1.5 -2.0
Christian Walker 27 pre-arb 37-0.2 0.2 -0.7
Jake Diekman↔ TEX 31 FA-elig 24-0.2 0.9 -1.5
Jarrod Dyson 33 FA-elig 67-0.2 3.8 -4.3
Shelby Miller 27 FA-elig 5-0.3 4.9 -5.9
Randall Delgado 28 FA-elig 10-0.3 2.2 -3.3
Deven Marrero 27 arb 49-0.4 0.6 -1.8
Sócrates Brito 25 pre-arb 24-0.4 0.1 -1.5
Brad Boxberger 30 FA-elig 60-0.4 1.9 -3.2
Jon Jay↔ KCR 33 FA-elig 84-0.5 1.8 -3.5
Jorge De La Rosa↔ CHC 37 FA-elig 43-0.5 1.6 -3.5
Matt Andriese↔ TBR 28 pre-arb 14-0.6 0.2 -2.3
Chris Owings 26 arb 106-0.7 3.4 -5.7
Matt Koch 27 pre-arb 19-0.8 0.3 -3.2

Key additions (new vs 2017)

PlayerfWAR
Clay Buchholz1.5
Alex Avila0.9
Eduardo Escobar0.6
Yoshihisa Hirano0.2
Patrick Kivlehan0.1
Brad Ziegler0.1

Key subtractions (gone from 2017)

Player2017 fWAR
J.D. Martinez2.6
Chris Iannetta2.4
Brandon Drury1.9
Fernando Rodney1.3
Jeremy Hazelbaker0.7
Grégor Blanco0.6

Current & Historical Payroll

2018 payroll
$127.9M
2019 guaranteed
$0M

What the front office was committed to as of 2018, 2018–2024. Guaranteed $ are contract commitments signed by 2018; arbitration & free-agent years are projected from service time. Hover a figure for its luxury-tax (CBT) & actual-cash values.

current $ guaranteed $ arbitration (proj) pre-arb (proj) free agent club option player option mutual option vesting option

Guaranteed / signed (15)

PlayerAgeSvc2018201920202021202220232024
Zack Greinke3413.057$34.0MFREE AGENT
Paul Goldschmidt306.059$11.1MFREE AGENT
Alex Avila318.061$4.0MFREE AGENT
Jarrod Dyson336.088$3.8MFREE AGENT
Brad Ziegler389.122$3.2MFREE AGENT
Randall Delgado287.000$2.2MFREE AGENT
Jeff Mathis3511.012$2.0MFREE AGENT
Daniel Descalso317.016$2.0MFREE AGENT
Jon Jay337.134$1.8MFREE AGENT
Jorge De La Rosa3714.000$1.6MFREE AGENT
Fernando Salas338.000$1.5MFREE AGENT
Clay Buchholz339.059$1.1MFREE AGENT
Chris Stewart367.091$216kFREE AGENT
Kris Medlen329.000$100kFREE AGENT
Kristopher Negrón326.000—FREE AGENT

Arbitration-eligible (16)

PlayerAgeSvc2018201920202021202220232024
AJ Pollock305.052$7.8MFREE AGENT
Patrick Corbin285.105$7.5MFREE AGENT
Shelby Miller274.166$4.9MARB 3FREE AGENT
Taijuan Walker253.142$4.8MARB 2ARB 3FREE AGENT
Jake Lamb273.053$4.3MARB 2ARB 3FREE AGENT
Robbie Ray263.007$4.0MARB 2ARB 3FREE AGENT
Steven Souza Jr.294.000$3.5MARB 3FREE AGENT
Chris Owings264.027$3.4MARB 3FREE AGENT
David Peralta303.120$3.3MARB 2ARB 3FREE AGENT
Brad Boxberger304.109$1.9MARB 3FREE AGENT
Eduardo Escobar295.128$1.7MFREE AGENT
Nick Ahmed283.054$1.3MARB 2ARB 3FREE AGENT
Andrew Chafin283.020$1.2MARB 2ARB 3FREE AGENT
Jake Diekman315.050$917kFREE AGENT
T.J. McFarland293.164$850kARB 2ARB 3FREE AGENT
John Ryan Murphy275.000$558kFREE AGENT

Pre-arbitration (18)

PlayerAgeSvc2018201920202021202220232024
Yoshihisa Hirano340.000$3.0MPre-ArbPre-ArbARB 1ARB 2ARB 3FREE AGENT
Ketel Marte241.162$1.4MPre-ArbARB 1ARB 2ARB 3FREE AGENT
Archie Bradley252.112$582kARB 1ARB 2ARB 3FREE AGENT
Zack Godley281.112$579kPre-ArbARB 1ARB 2ARB 3FREE AGENT
Deven Marrero271.049$562kPre-ArbARB 1ARB 2ARB 3FREE AGENT
Matt Koch270.033$322kPre-ArbPre-ArbARB 1ARB 2ARB 3FREE AGENT
Silvino Bracho251.014$205kPre-ArbARB 1ARB 2ARB 3FREE AGENT
Christian Walker270.055$193kPre-ArbPre-ArbARB 1ARB 2ARB 3FREE AGENT
Matt Andriese282.071$183kARB 1ARB 2ARB 3FREE AGENT
Braden Shipley260.109$164kPre-ArbPre-ArbARB 1ARB 2ARB 3FREE AGENT
Sócrates Brito251.030$126kPre-ArbARB 1ARB 2ARB 3FREE AGENT
Ildemaro Vargas260.027$82kPre-ArbPre-ArbARB 1ARB 2ARB 3FREE AGENT
Yoan López250.000$82kPre-ArbPre-ArbARB 1ARB 2ARB 3FREE AGENT
Jake Barrett261.120$59kPre-ArbARB 1ARB 2ARB 3FREE AGENT
Joey Krehbiel250.000$9kPre-ArbPre-ArbARB 1ARB 2ARB 3FREE AGENT
Troy Scribner26–$3k
Patrick Kivlehan281.011—Pre-ArbARB 1ARB 2ARB 3FREE AGENT
James Sherfy261.000—Pre-ArbARB 1ARB 2ARB 3FREE AGENT

Graphs

Every roster slot ranked best→worst by WAR. Bars = Diamondbacks 2018; the black line = the league-average player at each slot that season. Staying above the line deep into the roster is the depth edge; dropping below it = holes & dead weight.

What each regime is worth — every settled team-season since 1985

RegimeSeasonsWin %Playoff %Pennant %WS %
WINDOW 28152.131.05.01.1
CONTEND 30056.964.719.710.3
FORCED-SPEND 25648.09.81.61.6
REBUILD 32143.31.20.30.3
Rosternomics — quantifying front-office skill, attribution-clean. Follow @rosternomics on X. Decision-makers on record back to 1933; resource-controlled metrics (WAR & payroll) cover 1985–2026.
Data: FanGraphs (WAR), Baseball-Reference & the Chadwick Bureau register (rosters, IDs), the Lahman Database, Baseball America prospect rankings (via The Baseball Cube), and public payroll records. Transaction and trade data was obtained free of charge from and is copyrighted by Retrosheet. Executive birth/death data via Wikidata (CC0); bios are original. Emoji graphics by OpenMoji (CC BY-SA 4.0).
All figures are franchise-level outcomes credited to the decision-maker in the acquisition year — not solely attributable to one executive.