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National League:
Arizona Bullpen
Atlanta Bullpen
Chicago Bullpen
Cincinnati Bullpen
Colorado Bullpen
Los Angeles Bullpen
Miami Bullpen
Milwaukee Bullpen
New York Bullpen
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American League:
Baltimore Bullpen
Boston Bullpen
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Minnesota Bullpen
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Game Matchup Breakdown

Tampa Bay Rays
Tampa Bay Rays
@
August 17, 2025 1:05 PM ET
Oracle Park
San Francisco Giants
San Francisco Giants

San Francisco Bullpen Pitchers

ALL BULLPEN PITCHERS
Matt Gage
Matt Gage
Throws:
L
Effective Rtg:
85.6
Fatigue %:
-16.8
IP 2025:
20.0
ERA:
0.45
Outings:
18
FIP:
2.41
Pitch Arsenal:
SL FF CH SI
Player Profile
Tristan Beck
Tristan Beck
Throws:
R
Effective Rtg:
74.0
Fatigue %:
-1.5
IP 2025:
31.1
ERA:
5.17
Outings:
19
FIP:
3.84
Pitch Arsenal:
FF CU ST SL
Player Profile
Joey Lucchesi
Joey Lucchesi
Throws:
L
Effective Rtg:
83.1
Fatigue %:
-4.8
IP 2025:
23.0
ERA:
3.13
Outings:
22
FIP:
2.59
Pitch Arsenal:
SI CU FF
Player Profile
José Buttó
José Buttó
Throws:
R
Effective Rtg:
79.0
Fatigue %:
-8.3
IP 2025:
53.1
ERA:
3.54
Outings:
41
FIP:
3.39
Pitch Arsenal:
FF SL SI CH ST
Player Profile
Keaton Winn
Keaton Winn
Throws:
R
Effective Rtg:
71.3
Fatigue %:
-5.0
IP 2025:
1.0
ERA:
0.00
Outings:
1
FIP:
6.11
Pitch Arsenal:
FS FF SI
Player Profile
Randy Rodríguez
Randy Rodríguez
Throws:
R
Effective Rtg:
87.9
Fatigue %:
-17.8
IP 2025:
48.2
ERA:
1.66
Outings:
48
FIP:
2.12
Pitch Arsenal:
FF SL
Player Profile
Carson Seymour
Carson Seymour
Throws:
R
Effective Rtg:
65.0
Fatigue %:
-18.1
IP 2025:
17.2
ERA:
4.08
Outings:
8
FIP:
7.41
Pitch Arsenal:
SI FF SL CU FC
Player Profile
Spencer Bivens
Spencer Bivens
Throws:
R
Effective Rtg:
75.7
Fatigue %:
-3.0
IP 2025:
60.1
ERA:
4.48
Outings:
40
FIP:
3.69
Pitch Arsenal:
SI FC CH ST SV
Player Profile
SF Starter
Logan Webb
Projected SP: Logan Webb
Throws: R
vs TB
Projected Lineup
1 - L - Chandler Simpson - CF
2 - R - Yandy Díaz - 1B
3 - L - Brandon Lowe - 2B
4 - R - Junior Caminero - 3B
5 - S - Jake Mangum - LF
6 - L - Josh Lowe - RF
7 - R - Ha-Seong Kim - SS
8 - L - Bob Seymour - 1B
9 - R - Everson Pereira - CF

Projected SP: Ryan Pepiot - throws: R
LIKELY TO PITCH
Matt Gage
Matt Gage
Effective Rtg:
Eff Rtg:
85.6
Fatigue %:
-16.8
Player Profile
Tristan Beck
Tristan Beck
Effective Rtg:
Eff Rtg:
74.0
Fatigue %:
-1.5
Player Profile
José Buttó
José Buttó
Effective Rtg:
Eff Rtg:
79.0
Fatigue %:
-8.3
Player Profile
Randy Rodríguez
Randy Rodríguez
Effective Rtg:
Eff Rtg:
87.9
Fatigue %:
-17.8
Player Profile
Spencer Bivens
Spencer Bivens
Effective Rtg:
Eff Rtg:
75.7
Fatigue %:
-3.0
Player Profile

San Francisco Bullpen Usage & Stats

Last 7 Days
Player IP NP-S ERA Aug-16 Aug-15 Aug-14 Aug-13 Aug-12 Aug-11 Aug-10
Matt Gage 2.0 43-29 4.50
0.1
13-7
1.0
4
16-12
0.2
7
14-10
Tristan Beck 3.0 51-34 3.00
2.0
6
32-22
1.0
9
19-12
Joey Lucchesi 3.1 61-39 8.11
1.1
6
12-9
1.0
5
33-20
1.0
7
16-10
José Buttó 2.0 33-18 9.00
0.2
15-8
1.0
8
9-5
0.1
7
9-5
Ryan Walker 1.2 17-11 0.00
1.0
8
12-7
0.2
8
5-4
Keaton Winn 1.0 12-5 0.00
1.0
12-5
Randy Rodríguez 1.0 25-17 9.00
1.0
9
25-17
Carson Seymour 3.2 68-34 2.46
1.2
5
31-16
2.0
8
37-18
Spencer Bivens 5.1 85-61 1.69
2.1
2
38-28
3.0
6
47-33
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

San Francisco Bullpen Matchup Analysis

Advanced Snapshot
Cumulative Fatigue & Effectiveness:
Effectiveness Rating:
77.7
Fatigue Factor:
-9.4
Current Overall Rating:
70.3
Bullpen Power Rankings
#18
#15
Expected Game Results
Bullpen Expected Results:
Bullpen Innings Expected:
4.2
Bullpen Runs Expected:
1.93
Blowout Potential:
[]
Starting Pitcher Expected Results:
Starter Innings Expected:
4.1
Starter Runs Expected:
1.57
Early Exit Risk:
[Low]
Bullpen Expected Results vs Team
GAME RESULTS EXPECTED AVG OPS FIP ERA xWOBA K% BB% ASSESSMENT
Expected  Overall 0.230 0.631 3.10 3.29 0.295 25.4% 7.9% [Strong]
Expected  vs L 0.205 0.587 - - - 24.2% 8.9% [Strong]
Expected  vs R 0.247 0.666 - - - 27.2% 5.8% [Strong]

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