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Game Matchup Breakdown

Boston Red Sox
Boston Red Sox
@
August 27, 2025 6:35 PM ET
Oriole Park at Camden Yards
Baltimore Orioles
Baltimore Orioles

Boston Bullpen Pitchers

ALL BULLPEN PITCHERS
Justin Wilson
Justin Wilson
Throws:
L
Effective Rtg:
83.2
Fatigue %:
0.0
IP 2025:
39.0
ERA:
2.77
Outings:
49
FIP:
2.90
Pitch Arsenal:
FF SL FC
Player Profile
Aroldis Chapman
Aroldis Chapman
Throws:
L
Effective Rtg:
92.6
Fatigue %:
-5.0
IP 2025:
51.0
ERA:
1.06
Outings:
56
FIP:
1.91
Pitch Arsenal:
FF SI SL FS
Player Profile
Steven Matz
Steven Matz
Throws:
L
Effective Rtg:
81.3
Fatigue %:
-7.0
IP 2025:
65.1
ERA:
3.03
Outings:
41
FIP:
3.02
Pitch Arsenal:
SI CU CH
Player Profile
Walker Buehler
Walker Buehler
Throws:
R
Effective Rtg:
64.0
Fatigue %:
-21.6
IP 2025:
112.1
ERA:
5.45
Outings:
23
FIP:
5.87
Pitch Arsenal:
FF FC SI SL KC
Player Profile
Brennan Bernardino
Brennan Bernardino
Throws:
L
Effective Rtg:
79.2
Fatigue %:
-15.7
IP 2025:
47.0
ERA:
2.87
Outings:
50
FIP:
3.28
Pitch Arsenal:
SI CU CH FC
Player Profile
Jordan Hicks
Jordan Hicks
Throws:
R
Effective Rtg:
74.1
Fatigue %:
-2.3
IP 2025:
64.2
ERA:
6.40
Outings:
30
FIP:
4.12
Pitch Arsenal:
SI ST FF SL
Player Profile
Greg Weissert
Greg Weissert
Throws:
R
Effective Rtg:
76.6
Fatigue %:
-2.0
IP 2025:
54.2
ERA:
2.96
Outings:
59
FIP:
4.08
Pitch Arsenal:
FF SI SL ST CH
Player Profile
Garrett Whitlock
Garrett Whitlock
Throws:
R
Effective Rtg:
89.0
Fatigue %:
-11.9
IP 2025:
60.2
ERA:
2.67
Outings:
52
FIP:
2.43
Pitch Arsenal:
SI SL CH
Player Profile
Richard Fitts
Richard Fitts
Throws:
R
Effective Rtg:
73.1
Fatigue %:
-40.7
IP 2025:
45.0
ERA:
5.00
Outings:
11
FIP:
5.78
Pitch Arsenal:
FF SL ST CU SI
Player Profile
BOS Starter
Brayan Bello
Projected SP: Brayan Bello
Throws: R
vs BAL
Projected Lineup
1 - L - Colton Cowser - LF
2 - R - Jeremiah Jackson - 2B
3 - L - Gunnar Henderson - SS
4 - R - Ryan Mountcastle - 1B
5 - L - Samuel Basallo - C
6 - L - Dylan Beavers - RF
7 - R - Alex Jackson - C
8 - L - Vimael Machín - SS
9 - R - Luis Vázquez - SS

Projected SP: - throws:
LIKELY TO PITCH

Boston Bullpen Usage & Stats

Last 7 Days
Player IP NP-S ERA Aug-25 Aug-24 Aug-23 Aug-22 Aug-21 Aug-20 Aug-19
Justin Wilson 1.0 40-21 9.00
0.1
8
4-3
0.1
5
21-8
0.1
5
15-10
Aroldis Chapman 4.0 44-29 0.00
1.0
7-4
1.0
9
10-9
1.0
9
14-7
1.0
10
13-9
Steven Matz 4.0 45-33 0.00
2.0
17-14
0.2
7
13-8
1.1
6
15-11
Walker Buehler 6.1 110-59 5.69
2.1
6
35-18
4.0
1
75-41
Brennan Bernardino 3.1 38-28 0.00
1.0
14-10
1.1
5
18-12
1.0
9
6-6
Jordan Hicks 2.0 30-16 0.00
1.0
9
12-7
1.0
8
18-9
Greg Weissert 3.1 54-34 0.00
0.2
8
13-9
1.1
6
23-15
1.1
5
18-10
Garrett Whitlock 4.0 59-44 0.00
1.0
22-16
1.0
8
14-11
1.0
8
7-6
1.0
11
16-11
Richard Fitts 4.0 68-40 6.75
4.0
68-40
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:
79.2
Fatigue Factor:
-11.8
Current Overall Rating:
70.3
Bullpen Power Rankings
#6
#8
Expected Game Results

Published Game Day

Advanced bullpen stats are generally published once starting pitchers and game odds are available. They are finalized after starting lineups for both teams are confirmed.

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