Paul Sewald

Active

Arizona Diamondbacks · Pitcher

Age 366' 3" · 219 lbsThrows Right

FBaseball Overview

At 36 years old, Sewald continues to hold down a saves role for Arizona despite an uneven performance profile. His 19 saves through early 2026 demonstrate that he remains trusted in high-leverage situations, offering steady contributions to the saves category for fantasy managers. However, his elevated 4.50 ERA and mediocre 0.93 WHIP raise concerns about efficiency, and the aging reliever's injury history and limited innings pitched (just 30 IP thus far) suggest he carries durability risk heading into the season's second half. Target Sewald as a depth saves option if you need bullpen help, but monitor his role closely, as younger arms could push him into a secondary relief capacity.

MLB Pitching

Year	Team	G	W	L	SV	ERA	WHIP	K	IP	BB
2017	New York Mets	57	0	6	0	4.55	1.21	69	65.1	21
2018	New York Mets	46	0	7	2	6.07	1.51	58	56.1	23
2019	New York Mets	17	1	1	1	4.58	1.07	22	19.2	3
2020	New York Mets	5	0	0	0	13.50	2.67	2	6.0	4
2021	Seattle Mariners	62	10	3	11	3.06	1.02	104	64.2	24
2022	Seattle Mariners	65	5	4	20	2.67	0.77	72	64.0	17
2023	2 teams▼	65	3	2	34	3.12	1.15	80	60.2	24
2024	Arizona Diamondbacks	42	1	2	16	4.31	1.13	43	39.2	10
2025	2 teams▼	22	1	1	2	4.58	1.22	20	19.2	6
2026	Arizona Diamondbacks	35	2	4	20	4.50	0.94	35	32.0	8
Career	Totals	416	23	30	106	4.14	1.13	505	428	140

Source: MLB Stats API · Multi-team seasons show combined totals — click to expand

Minor League Pitching

Year	Team	G	GS	W	L	SV	ERA	WHIP	K	IP	BB
2012	Brooklyn Cyclones	16	0	0	2	4	1.88	0.98	35	28.2	2
2013	Savannah Sand Gnats	35	0	3	2	8	1.77	0.98	67	56.0	7
2014	2 teams▼	43	0	5	1	11	1.92	1.07	69	56.1	19
2015	Binghamton Mets	44	0	3	0	24	1.75	0.86	56	51.1	10
2016	Las Vegas 51s	56	0	5	3	19	3.29	1.20	80	65.2	21
2017	Las Vegas 51s	8	0	1	0	4	2.08	1.04	12	8.2	2
2018	Las Vegas 51s	7	0	3	0	1	1.13	1.00	7	8.0	1
2019	Syracuse Mets	41	0	3	3	3	3.35	1.39	52	51.0	15
2021	Tacoma Rainiers	2	1	0	0	0	0.00	0.69	10	4.1	0
2024	2 teams▼	2	0	0	0	0	0.00	1.80	4	1.2	1
2025	4 teams▼	4	0	0	0	0	2.45	0.55	2	3.2	0
Career	Totals	263	3	23	11	74	2.33	1.08	401	340.1	79

Source: MLB Stats API · Multi-team seasons show combined totals — click to expand

Game Log2026 season

Loading game log…

Pitching Analytics2026 season · via Baseball Savant

Click for year to year changes

FB Velo91.4 mph

Avg Spin2522 rpm

Whiff %27.8%

K %27.6%

BB %6.3%

Hard Hit %41.0%

Barrel %13.3%

xERA3.41

xBA Against0.189

xSLG Against0.425

BA Against0.190

SLG Against0.422

What These Stats Mean

FB Velo — Average fastball velocity. Harder throwers generate more swings and misses, setting up every other pitch in their arsenal. Velocity is the foundation of strikeout upside.

Avg Spin — Average spin rate across all pitches. Higher spin creates more movement and makes pitches harder to square up — elite spinners run better strikeout and batting average against numbers.

Whiff % — Swings-and-misses per swing. The most direct measure of a pitcher's ability to miss bats and the best leading indicator of strikeout rate.

K % — Strikeout rate per batter faced. The core fantasy pitching stat — high K% means reliable strikeout totals that hold up even in shorter starts.

BB % — Walk rate per batter faced. The primary control metric. High BB% tanks ERA and WHIP and keeps baserunners on constantly. Elite starters typically run below 7%.

Hard Hit % — Percentage of batted balls hit 95 mph or harder against. Low hard-hit% means weak contact, protecting both ERA and the defense behind the pitcher.

Barrel % — Percentage of batted balls barreled against. The most direct home run predictor — low barrel% pitchers rarely give up long balls.

xERA — Expected ERA based on contact quality allowed, removing the effect of sequencing, luck, and defense. Better predictor of future ERA than ERA itself.

xBA Against — Expected batting average opponents should hit based on contact quality. A gap between xBA and actual BA indicates unsustainable luck in either direction.

xSLG Against — Expected slugging allowed based on contact quality. High xSLG against predicts future extra-base damage; low xSLG means the pitcher is genuinely suppressing power.

BA Against — Actual batting average opponents are hitting — a key WHIP component. Check xBA to see if the number is sustainable.

SLG Against — Actual slugging allowed. Captures hits, doubles, triples, and home runs — lower means the pitcher is limiting the power damage he gives up.

GB% — Ground ball rate. High GB% pitchers generate double plays, limit home runs, and keep the ball in the park — great for protecting ERA and WHIP ratios.

FB% — Fly ball rate. High FB% pitchers give up more air contact — dangerous when combined with high exit velocity, less so when contact is soft.

Loading player data...

Year

Team

ERA

WHIP

2017

New York Mets

4.55

1.21

65.1

2018

New York Mets

6.07

1.51

56.1

2019

New York Mets

4.58

1.07

19.2

2020

New York Mets

13.50

2.67

6.0

2021

Seattle Mariners

3.06

1.02

104

64.2

2022

Seattle Mariners

2.67

0.77

64.0

2023

2 teams▼

3.12

1.15

60.2

2024

Arizona Diamondbacks

4.31

1.13

39.2

2025

2 teams▼

4.58

1.22

19.2

2026

Arizona Diamondbacks

4.50

0.94

32.0

Career

Totals

416

106

4.14

1.13

505

428

140

Year

Team

ERA

WHIP

2012

Brooklyn Cyclones

1.88

0.98

28.2

2013

Savannah Sand Gnats

1.77

0.98

56.0

2014

2 teams▼

1.92

1.07

56.1

2015

Binghamton Mets

1.75

0.86

51.1

2016

Las Vegas 51s

3.29

1.20

65.2

2017

Las Vegas 51s

2.08

1.04

8.2

2018

Las Vegas 51s

1.13

1.00

8.0

2019

Syracuse Mets

3.35

1.39

51.0

2021

Tacoma Rainiers

0.00

0.69

4.1

2024

2 teams▼

0.00

1.80

1.2

2025

4 teams▼

2.45

0.55

3.2

Career

Totals

263

2.33

1.08

401

340.1