Rosternomics
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Tigers DET

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President of baseball ops: Scott Harris (since 2023) · GM: Jeff Greenberg (since 2024)

2024 roster — every player, value & surplus

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+11.0
WAB — wins above budget
+8.4
TAB — roster Talent above budget
86–76 (0.531)
record · made playoffs
+56M
surplus $M (value/$)
36.1
roster fWAR
$94.7M
payroll
PlayerAgeServiceGfWARSalary $MSurplus $M
Tarik Skubal 27 arb 31 6.0 2.6 +22.2
Riley Greene 23 pre-arb 137 3.9 0.8 +15.6
Jack Flaherty↔ LAD 28 FA-elig 18 2.5 9.0 +1.5
Reese Olson 24 pre-arb 22 2.5 0.8 +9.6
Kerry Carpenter 26 pre-arb 87 2.4 0.8 +9.2
Matt Vierling 27 arb 144 2.3 0.8 +9.0
Parker Meadows 24 pre-arb 82 2.2 0.7 +8.2
Jake Rogers 29 arb 102 2.1 1.7 +7.3
Colt Keith 22 pre-arb 148 1.7 2.8 +4.4
Carson Kelly↔ TEX 29 FA-elig 60 1.6 2.3 +4.3
Tyler Holton 28 pre-arb 66 1.5 0.8 +5.5
Casey Mize 27 arb 22 1.3 0.8 +4.8
Will Vest 29 arb 69 1.2 0.8 +4.0
Wenceel Pérez 24 pre-arb 112 1.0 0.7 +3.5
Zach McKinstry 29 arb 118 0.9 0.8 +3.1
Brant Hurter 25 – 10 0.8 0.2 +3.0
Beau Brieske 26 pre-arb 46 0.8 0.7 +2.4
Andrew Chafin↔ TEX 34 FA-elig 41 0.8 3.1 +0.0
Andy Ibáñez 31 arb 99 0.7 0.8 +2.3
Mark Canha↔ SFG 35 FA-elig 93 0.6 8.6 -5.9
Brenan Hanifee 26 pre-arb 21 0.5 0.2 +1.9
Trey Sweeney 24 – 36 0.4 0.2 +1.5
Sean Guenther 28 pre-arb 17 0.4 0.2 +1.5
Bligh Madris 28 pre-arb 21 0.3 0.1 +1.2
Jason Foley 28 arb 69 0.3 0.8 +0.5
Matt Manning 26 arb 5 0.2 0.7 +0.3
Ty Madden 24 – 6 0.2 0.1 +0.8
Buddy Kennedy↔ PHI 25 pre-arb 6 0.2 0.3 +0.4
Spencer Torkelson 24 pre-arb 92 0.1 0.8 -0.4
Alex Lange 28 arb 21 0.1 0.8 -0.4
Jace Jung 23 – 34 0.1 0.2 +0.1
Jackson Jobe 21 – 2 0.0 0.0 +0.2
Kenta Maeda 36 FA-elig 29 0.0 14.0 -13.9
Ricky Vanasco↔ LAD 25 pre-arb 2 0.0 0.5 -0.4
Keider Montero 23 pre-arb 19 0.0 0.7 -0.7
Easton Lucas↔ OAK 27 pre-arb 3 -0.0 0.3 -0.3
Mason Englert 24 pre-arb 12 -0.1 0.7 -1.0
Dillon Dingler 25 – 27 -0.1 0.3 -0.5
Joey Wentz↔ PIT 26 pre-arb 38 -0.1 0.6 -0.9
Gio Urshela↔ ATL 32 FA-elig 92 -0.1 1.1 -1.4
Shelby Miller 33 FA-elig 51 -0.2 3.0 -3.7
Akil Baddoo 25 arb 31 -0.3 1.6 -2.7
Ryan Vilade 25 arb 17 -0.3 0.7 -2.1
Bryan Sammons 29 – 6 -0.4 0.1 -1.6
Alex Faedo 28 pre-arb 37 -0.4 0.7 -2.5
Justyn-Henry Malloy 24 pre-arb 71 -0.5 0.7 -2.9
Ryan Kreidler 26 pre-arb 35 -0.5 0.7 -3.0
Javier Báez 31 FA-elig 80 -0.7 25.0 -28.0

WAR = FanGraphs (fWAR). Green = produced more value than paid (bargain); red = paid more than produced. Service: pre-arb (<3 yr) / arb (3–6) / FA-eligible (6+). Click headers to sort.

History: front-office performance & develop-vs-buy (1985–2024)

Trade ledger (realized WAR, all-time)

Best acquisitions
PlayerYearWAR for DET
Max Scherzer200922.2
Carlos Guillén200418.3
Ian Kinsler201316.3
Jeremy Bonderman200215.8
Damion Easley199615.4
Austin Jackson200914.8
Mickey Tettleton199114.4
Chet Lemon198114.2
Ones that got away
PlayerYear tradedWAR elsewhere
John Smoltz198781.6
Luis Gonzalez199833.8
Chris Hoiles198824.8
Howard Johnson198422.8
Justin Verlander201719.7
Rick Porcello201413.1
Robbie Ray201411.8
Matt Joyce200810.7
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.