Merrill Kelly P Arizona Diamondbacks
+1.3 WAR
Age 37 RHP 6'2" / 202 lbs MLB Svc 7.0 · Ctrl thru 2027 peak 1.3 · 2026
ERA3.92
FIP4.19
xFIP5.94
SIERA5.75
K%22.6%
BB%7.0%
K-BB%15.6%
IP126
trajectory · 10 yrs
1.3peak
2026
K†5050
FB Velo
p1491.9
Whiff%
p4224.1%
K%
p5122.3%
xwOBA vs
p460.316
SI (9%)
CU (10%)
SL (12%)
CT-1.7 (15%)
CH-2.3 (28%)
FB-4.2 (34%)

Career (MLE) + Projections

Park-neutral MLB-equivalent. MiLB translated via MLE factors. FIP-based WAR vs replacement FIP=5.3 (SP) / 4.95 (RP, <80 IP). FIP+ = runs above league-avg FIP · REP = replacement-level bonus.

YearAge LvlTeam GGSIPBF KBBHR K%BB%HR% ERAFIP WAR
201930MLBArizona Diamondbacks3232183777158532920.3%6.8%3.9%4.424.37+1.9
202031MLBArizona Diamondbacks5531125294523.2%3.2%4.0%2.593.74+0.4
202132MLBArizona Diamondbacks2828162685137402119.5%5.7%3.0%4.443.81+2.7
202233MLBArizona Diamondbacks3333200804177592122.0%7.3%2.8%3.373.72+3.6
202334MLBArizona Diamondbacks3030178722187692025.9%9.6%2.7%3.293.61+3.4
202435MLBArizona Diamondbacks14147831865191221.0%6.3%3.7%4.174.14+0.8
202536MLBTexas Rangers3232184748167482322.3%6.4%3.2%3.523.76+3.2
▸ 2026 Season
202637MLBArizona Diamondbacks2210445611.74
ROS37MLBARI2020112473100331521.2%7.0%3.2%3.934.32+1.2
2026 Total37MLBARI122517105391620.4%7.6%3.1%3.753.96+1.9
▸ 2027+ Projections — Marcel base + age-bracket aging
202738MLBARI181810042482341419.4%7.9%3.3%4.454.68+0.7
202839MLBARI16168636367301318.6%8.2%3.5%4.704.87+0.3
▸ Career (all levels · actual + projected)
Career1761761027422392329813421.9%7.1%3.2%3.763.89+16.4
/ 200 IP3434200823180582621.9%7.1%3.2%3.763.89+3.2

Career Path Comps

What happened to similar pitchers from this age · Y-axis: ERA+ (100 = league avg, 150 = elite, 80 = below) · Bands: P10–P90 outer, P25–P75 inner · Gold: OGILVIE projection

Profile at Match Age Next 3 Yrs Career
CompAgeRole FIPK%BB%HR/BFBABIP FIPK%K-BB%IP ΔFIPLow FIPIPMatch
Merrill Kelly (OGILVIE) 4.32 21.2%7.0%3.2% 4.77 19.0%10.9%186 +0.45
Jake Peavy R 2024 · 4.39 FIP 35 SP- 4.39 19.6%6.7%3.8%.318 4.07 262 44
Frankie De La Cruz R 2024 · 4.37 FIP 35 SP- 4.37 16.2%8.0%3.0%.322 3.74 240 43
Walter Silva R 2027 · 4.13 FIP 38 SP- 4.13 14.8%7.4%2.5%.311 3.92 10.4%3.7%209 -0.21 3.67 428 41
Tim Hudson R 2029 · 4.40 FIP 40 SP- 4.40 12.2%6.9%2.7%.294 4.40 124 39
Edgar Gonzalez R 2025 · 4.58 FIP 36 SP- 4.58 12.3%5.8%3.2%.331 3.19 450 39
Chris Smith R 2025 · 4.81 FIP 36 SP- 4.81 15.6%7.5%3.8%.286 3.81 413 39
Colby Lewis R 2025 · 4.67 FIP 36 SP- 4.67 15.5%5.9%3.9%.239 3.91 321 38
Roberto Hernandez R 2024 · 4.35 FIP 35 SP- 4.35 13.8%7.0%2.8%.299 4.25 171 36
Pablo Ortega R 2027 · 4.51 FIP 38 SP- 4.51 8.6%7.3%2.2%.291 4.23 11.5%6.0%236 -0.28 4.03 375 35
Yasutomo Kubo R 2027 · 3.94 FIP 38 SP 3.94 20.4%4.7%3.6%.327 3.94 152 35
Guillermo Moscoso R 2024 · 4.34 FIP 35 SP- 4.34 12.6%6.7%2.6%.321 3.77 264 35
Ryan Vogelsong R 2027 · 4.44 FIP 38 SP 4.44 18.1%9.4%3.1%.295 4.88 16.7%6.3%82 +0.44 4.44 217 34
Craig Stammen R 2026 · 3.55 FIP 37 SP- 3.55 23.4%3.4%3.6%.267 4.56 19.8%14.2%41 +1.01 1.83 407 34
Jarrett Grube R 2024 · 4.47 FIP 35 SP 4.47 15.8%8.1%3.1%.296 3.71 393 32
Dustin McGowan R 2024 · 4.45 FIP 35 SW 4.45 19.4%6.7%3.9%.277 3.81 208 30
Lorenzo Barcelo R 2026 · 3.18 FIP 37 SP 3.18 13.2%3.6%1.4%.345 3.38 12.8%11.7%45 +0.20 3.18 199 30
Jeremy Guthrie R 2026 · 4.87 FIP 37 SP- 4.87 11.6%8.6%3.0%.359 4.87 235 29
Francisco Rodriguez R 2025 · 5.18 FIP 36 SP- 5.18 10.7%9.3%3.3%.339 3.17 273 29
Jean Machi R 2024 · 4.11 FIP 35 SW 4.11 18.6%6.6%3.2%.285 4.11 186 29
Kameron Loe R 2024 · 3.36 FIP 35 SP 3.36 17.1%8.0%1.3%.317 3.36 201 28

Contract

ESTIMATED  ·  service-time + WAR-based estimator (needs verification)
Status   FA
MLB Debut   2019
Service   7.000 yrs.days
Team Control Through   2027
First FA Year   2028
NTCOPT
YearStatusSalary Proj WAR Value Surplus
2026Ext / FA-deal$20M+1.3$10M-$10M
2027Ext / FA-deal$20M+0.7$3M-$17M
Totals $40M $13M -$27M
Options · projected decision
2028VESTING OPT$2028.0M / $0.0M buyout
2029CLUB OPT$2025.0M / $0.0M buyoutDECLINE
2030CLUB OPT$7.0M / $1.0M buyoutDECLINE
2031CLUB OPT$4.2M / $0.0M buyoutDECLINE
2032CLUB OPT$5.2M / $0.0M buyoutDECLINE
2033CLUB OPT$2021.0M / $0.0M buyoutDECLINE
2034CLUB OPT$2022.0M / $0.0M buyoutDECLINE