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National League:
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Game Matchup Breakdown

Boston Red Sox
Boston Red Sox
@
August 9, 2025 5:40 PM ET
Petco Park
San Diego Padres
San Diego Padres

Boston Bullpen Pitchers

ALL BULLPEN PITCHERS
Justin Wilson
Justin Wilson
Throws:
L
Effective Rtg:
84.7
Fatigue %:
0.0
IP 2025:
35.0
ERA:
2.83
Outings:
43
FIP:
2.87
Pitch Arsenal:
FF SL FC
Player Profile
Aroldis Chapman
Aroldis Chapman
Throws:
L
Effective Rtg:
91.0
Fatigue %:
0.0
IP 2025:
44.2
ERA:
1.21
Outings:
49
FIP:
1.94
Pitch Arsenal:
FF SI SL FS
Player Profile
Steven Matz
Steven Matz
Throws:
L
Effective Rtg:
79.9
Fatigue %:
0.0
IP 2025:
57.0
ERA:
3.32
Outings:
34
FIP:
2.92
Pitch Arsenal:
SI CU CH
Player Profile
Isaiah Campbell
Isaiah Campbell
Throws:
R
Effective Rtg:
72.4
Fatigue %:
-6.0
IP 2025:
5.0
ERA:
5.40
Outings:
3
FIP:
5.50
Pitch Arsenal:
SL FF ST CU SI
Player Profile
Jordan Hicks
Jordan Hicks
Throws:
R
Effective Rtg:
74.6
Fatigue %:
-13.8
IP 2025:
59.0
ERA:
6.41
Outings:
25
FIP:
3.88
Pitch Arsenal:
SI ST FF SL
Player Profile
Chris Murphy
Chris Murphy
Throws:
L
Effective Rtg:
77.7
Fatigue %:
-28.3
IP 2025:
20.1
ERA:
3.10
Outings:
13
FIP:
5.31
Pitch Arsenal:
FF CU SL ST
Player Profile
Greg Weissert
Greg Weissert
Throws:
R
Effective Rtg:
77.0
Fatigue %:
-12.7
IP 2025:
49.0
ERA:
2.76
Outings:
53
FIP:
4.08
Pitch Arsenal:
FF SI SL ST CH
Player Profile
Garrett Whitlock
Garrett Whitlock
Throws:
R
Effective Rtg:
87.1
Fatigue %:
-5.0
IP 2025:
53.1
ERA:
2.87
Outings:
44
FIP:
2.42
Pitch Arsenal:
SI SL CH
Player Profile
BOS Starter
Lucas Giolito
Projected SP: Lucas Giolito
Throws: R
vs SD
Projected Lineup
1 - R - Fernando Tatis Jr. - RF
2 - L - Luis Arraez - 1B
3 - R - Manny Machado - 3B
4 - L - Jackson Merrill - CF
5 - R - Xander Bogaerts - SS
6 - L - Ryan O'Hearn - 1B
7 - R - Ramón Laureano - RF
8 - L - Jake Cronenworth - 2B
9 - R - Elias Díaz - C

Projected SP: Michael King - throws: R
LIKELY TO PITCH
Justin Wilson
Justin Wilson
Effective Rtg:
Eff Rtg:
84.7
Fatigue %:
0.0
Player Profile
Aroldis Chapman
Aroldis Chapman
Effective Rtg:
Eff Rtg:
91.0
Fatigue %:
0.0
Player Profile
Jordan Hicks
Jordan Hicks
Effective Rtg:
Eff Rtg:
74.6
Fatigue %:
-13.8
Player Profile
Chris Murphy
Chris Murphy
Effective Rtg:
Eff Rtg:
77.7
Fatigue %:
-28.3
Player Profile
Greg Weissert
Greg Weissert
Effective Rtg:
Eff Rtg:
77.0
Fatigue %:
-12.7
Player Profile

Boston Bullpen Usage & Stats

Last 7 Days
Player IP NP-S ERA Aug-8 Aug-7 Aug-6 Aug-5 Aug-4 Aug-3 Aug-2
Justin Wilson 1.0 20-15 9.00
0.1
8
10-8
0.2
5
10-7
Aroldis Chapman 1.2 25-19 0.00
1.0
9
13-9
0.2
9
12-10
Steven Matz 2.0 28-17 0.00
1.0
7
17-10
1.0
6
11-7
Isaiah Campbell 3.0 38-28 3.00
1.0
8-7
2.0
8
30-21
Jordan Hicks 3.0 61-40 9.00
1.0
7
21-13
1.0
9
17-12
1.0
8
23-15
Chris Murphy 3.2 73-39 4.92
0.1
34-16
2.1
4
29-16
1.0
9
10-7
Greg Weissert 2.0 39-24 0.00
1.0
22-13
1.0
8
17-11
Garrett Whitlock 2.0 33-24 0.00
0.2
8-6
0.1
8
9-5
1.0
7
16-13
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

Boston Bullpen Matchup Analysis

Advanced Snapshot
Cumulative Fatigue & Effectiveness:
Effectiveness Rating:
80.6
Fatigue Factor:
-8.2
Current Overall Rating:
74.2
Bullpen Power Rankings
#14
#5
Expected Game Results
Bullpen Expected Results:
Bullpen Innings Expected:
3.2
Bullpen Runs Expected:
1.86
Blowout Potential:
[]
Starting Pitcher Expected Results:
Starter Innings Expected:
5.1
Starter Runs Expected:
2.14
Early Exit Risk:
[Low]
Bullpen Expected Results vs Team
GAME RESULTS EXPECTED AVG OPS FIP ERA xWOBA K% BB% ASSESSMENT
Expected  Overall 0.230 0.656 3.57 3.68 0.295 26.6% 9.1% [Above Avg]
Expected  vs L 0.219 0.621 - - - 26.8% 9.7% [Strong]
Expected  vs R 0.238 0.679 - - - 26.5% 8.7% [Above Avg]

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