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Team bullpen data and usage tracking

DET
Detroit
Team Record: 62 - 46
Head Coach: A.J. Hinch
Pitching Coach: Chris Fetter
Basic Bullpen Snapshot
Bullpen Power Ranking:
#30
Pitchers on Roster:
12
Bullpen IP (prev 7 days):
18.1
Bullpen ERA (prev 7 days):
8.35

Bullpen Pitchers


ROLE PLAYERS

LH RELIEVERS
Dietrich Enns
Throws:
L
Effective Rtg:
76.6
Fatigue %:
-8.1
IP 2025:
17.2
ERA:
5.60
Outings:
7
FIP:
3.53
Pitch Arsenal:
FF CH FC CU SI
Tyler Holton
Throws:
L
Effective Rtg:
78.1
Fatigue %:
-10.0
IP 2025:
52.0
ERA:
3.46
Outings:
45
FIP:
4.41
Pitch Arsenal:
FC SI ST CH FF
Brant Hurter
Throws:
L
Effective Rtg:
78.4
Fatigue %:
-1.8
IP 2025:
50.1
ERA:
2.86
Outings:
32
FIP:
3.78
Pitch Arsenal:
SI ST CH FF

RH RELIEVERS
Luke Jackson
Throws:
R
Effective Rtg:
69.7
Fatigue %:
-15.7
IP 2025:
35.2
ERA:
5.05
Outings:
40
FIP:
5.15
Pitch Arsenal:
SL FF CU
Tommy Kahnle
Throws:
R
Effective Rtg:
74.4
Fatigue %:
-10.7
IP 2025:
42.0
ERA:
4.71
Outings:
44
FIP:
4.79
Pitch Arsenal:
CH FF
Brenan Hanifee
Throws:
R
Effective Rtg:
75.7
Fatigue %:
-2.0
IP 2025:
49.2
ERA:
3.08
Outings:
44
FIP:
3.00
Pitch Arsenal:
SI SL FF
Will Vest
Throws:
R
Effective Rtg:
88.3
Fatigue %:
-5.9
IP 2025:
46.1
ERA:
2.53
Outings:
43
FIP:
2.48
Pitch Arsenal:
FF SL SI CH
Chase Lee
Throws:
R
Effective Rtg:
70.5
Fatigue %:
-6.7
IP 2025:
36.1
ERA:
4.21
Outings:
31
FIP:
4.48
Pitch Arsenal:
ST SI FF

Bullpen Usage & Stats


Last 7 Days
Player IP NP-S ERA Jul-28 Jul-27 Jul-26 Jul-25 Jul-24 Jul-23 Jul-22
Luke Jackson 0.2 32-16 54.55
0.2
9
32-16
Tommy Kahnle 2.0 30-18 4.50
1.0
21-11
1.0
7
9-7
Dietrich Enns 1.2 38-26 21.69
0.1
9
8-4
1.1
6
30-22
Tyler Holton 1.2 33-24 0.00
0.2
7
19-13
1.0
5
14-11
Geoff Hartlieb 2.0 44-25 9.00
1.0
9
20-10
1.0
8
24-15
Brenan Hanifee 2.1 19-15 0.00
1.1
7
8-7
1.0
6
11-8
Carlos Hernández 1.0 16-10 0.00
1.0
8
16-10
Brant Hurter 2.0 33-19 0.00
2.0
7
33-19
Will Vest 2.0 29-20 9.00
1.0
14-9
1.0
8
15-11
Ty Madden 0 0-0
Chase Lee 3.0 51-33 12.00
1.0
9
23-15
2.0
6
28-18
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S

Bullpen Advanced Snapshot


Current State
Cumulative Fatigue & Effectiveness:
Effectiveness Rating:
76.5
Fatigue Factor:
-7.6
Current Overall Rating:
70.8
Bullpen Power Rankings
Cumulative Advanced Stats
BULLPEN  STATS IP ERA AVG FIP xFIP WOBA K% BB% ASSESSMENT
Cumulative   464.1 4.28 0.253 4.14 4.05 0.319 20% 8% [Weak]
BP  vs L 188.1 -- 0.256 4.26 - 0.326 18.6% 9.3% [Weak]
BP  vs R 259.2 -- 0.247 4.05 - 0.310 21% 6.5% [Below Avg]
Closing Out Games
Saves / Save Opportunities:
28 / 42
Save Percentage:
66.7%
Holds:
52
Detroit Pitchers w/ multiple save opportunities:
Will Vest:
47.6%
Tommy Kahnle:
31.0%
Tyler Holton:
9.5%
Brant Hurter:
4.8%
Beau Brieske:
4.8%
Other Relievers:
2.4%
Upcoming Matchups
Team Starting Pitchers

Jack Flaherty (R)
Casey Mize (R)
Chris Paddack (R)
José Urquidy (R)
Tarik Skubal (L)
Troy Melton (R)
Reese Olson (R)
Jackson Jobe (R)

IR & MiLB Prospects

Geoff Hartlieb
Carlos Hernández
Ty Madden [IL]

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