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Rob Zastryzny

Milwaukee Brewers · RP Throws: L Bats: R Height: 6'4 Weight: 205 Born: )

Percentile Ranks
vs LHH
vs RHH K%
93.9
1.4 xWOBA
0.240 · 99%
0.348 · 24%
xSLG
99.0
41.4

Year	Team	G	GS	W-L	IP	ERA	WHIP	K%	CSW%	BB%	xAVG	xSLG	xwOBA	xISO	BAR%	SS%	HH%	GB%	LD%	FB%	Z%	Z Sw%	OZ%	OZ Sw%	Apr	May	Jun	Jul	Aug	Sep
2025		26	1	2-1	22.0	2.45	1.18	21.5%	0.0%	10.8%	.216	.363	.287	.148	4.8%	32.3%	24%	42%	16%	29%	53%	26%	47%	55%	0.0	5.4	2.5	0.0	1.7	1.2
2024		9	3	1-0	7.2	1.17	0.69	17.2%	0.0%	3.4%	.151	.231	.203	.081	4.8%	28.6%	29%	38%	5%	38%	51%	24%	49%	43%	0.0	0.0	0.0	0.0	0.0	0.0
2023		21	1	1-0	20.2	4.79	1.83	15.5%	0.0%	13.4%	.264	.385	.332	.121	5.8%	33.3%	39%	41%	25%	16%	51%	20%	49%	40%	0.0	0.0	0.0	0.0	0.0	0.0
2022		6	0	0-0	4.0	6.75	1.00	18.8%	0.0%	6.3%	.171	.253	.214	.081	8.3%	25.0%	25%	42%	25%	33%	49%	19%	51%	33%	0.0	0.0	0.0	0.0	0.0	0.0
2018	Cubs	6	0	1-0	5.2	4.76	1.92	11.5%	0.0%	15.4%	.243	.377	.349	.134	5.6%	38.9%	44%	44%	33%	22%	51%	22%	50%	33%	0.0	0.0	0.0	0.0	0.0	0.0

2025

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	FC		CH		FF		ST		FS		Rating	DK $	DK	FD $	FD
1	2025	Sep, 22	@SD	1.0	6	17	1	0	0	2	0	1	17.6												n/a	0.45	n/a	3
2	2025	Sep, 19	@STL	0.1	4	22	3	0	3	0	0	3	27.3												n/a	-7.05	n/a	-8
3	2025	Sep, 13	STL	0.2	4	15	1	0	0	1	0	1	13.3												n/a	0.30	n/a	2
4	2025	Sep, 12	STL	1.0	4	12	0	0	0	0	1	3	33.3												n/a	4.25	n/a	6
5	2025	Sep, 10	@TEX	1.0	4	15	0	0	0	1	1	1	26.7												n/a	3.65	n/a	6
6	2025	Sep, 06	@PIT	0.1	2	9	0	0	0	1	0	0	0.0												n/a	0.15	n/a	1
7	2025	Sep, 04	PHI	1.1	4	18	0	0	0	0	2	5	38.9												n/a	7.00	n/a	10
8	2025	Sep, 01	PHI	1.0	4	17	1	0	0	1	0	2	17.6												n/a	1.05	n/a	3
9	2025	Aug, 31	@TOR	1.0	4	15	0	0	0	1	0	2	20.0												n/a	1.65	n/a	3
10	2025	Jun, 25	PIT	1.0	3	8	0	0	0	0	1	2	50.0												n/a	4.25	n/a	6
11	2025	Jun, 24	PIT	1.0	3	14	0	0	0	0	0	0	14.3												n/a	2.25	n/a	3
12	2025	Jun, 22	@MIN	0.2	2	7	0	0	0	0	1	2	42.9												n/a	7.50	n/a	11
13	2025	Jun, 17	@CHC	1.0	4	13	1	1	1	0	1	1	23.1												n/a	1.65	n/a	3
14	2025	Jun, 14	STL	1.0	4	16	1	1	1	0	0	3	25.0	31.3%	87.4			31.3%	93.0	25.0%	81.0	12.5%	83.7		n/a	-0.35	n/a	0
15	2025	Jun, 08	SD	1.0	4	16	1	1	1	0	2	4	37.5	37.5%	88.2			43.8%	93.4	12.5%	82.4	6.3%	87.0		n/a	3.65	n/a	6
16	2025	Jun, 06	SD	0.1	3	10	2	0	0	0	0	0	20.0			40.0%	88.1	50.0%	92.2			10.0%	86.3		n/a	-0.45	n/a	1
17	2025	Jun, 03	@CIN	0.2	3	10	0	0	0	1	0	0	20.0					70.0%	92.7	10.0%	82.6	20.0%	84.3		n/a	0.90	n/a	2
18	2025	Jun, 02	@CIN	0.2	3	12	1	0	0	0	1	3	41.7	25.0%	87.7			41.7%	93.9			33.3%	85.0		n/a	2.90	n/a	5
19	2025	May, 31	@PHI	1.0	3	12	0	0	0	0	2	2	41.7												n/a	6.25	n/a	9
20	2025	May, 27	BOS	0.2	2	10	0	0	0	0	1	3	40.0					90.0%	92.9	10.0%	79.9				n/a	7.50	n/a	11

2024

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	FC		CH		FF		ST		FS		Rating	DK $	DK	FD $	FD

2023

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	CH		FC		FF		ST		FS		Rating	DK $	DK	FD $	FD

2022

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	FC		CH		FF		ST		FS		Rating	DK $	DK	FD $	FD

2018

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	FC		CH		FF		ST		FS		Rating	DK $	DK	FD $	FD

2025 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	MPH		0%	48%	.150	.186	36.8	5.3	.194	.000	0	44%	.362	.428	0.0	8.7	.558	.211	1
Cutter	Fastball	86.3 MPH	2537	34%	27%	.251	.487	0.0	14.3	.868	.500	1	37%	.129	.290	27.3	18.2	.352	.333	1
Sweeper	Breaking	MPH		43%	25%	.086	.080	50.0	0.0	.099	.071	0
Changeup	Offspeed	81.6 MPH	1994	33%	6%	.001	.000	50.0	0.0	.001	.000	0
Split-finger	Offspeed	83.5 MPH	1439	80%	14%	.000	.000	100.0	0.0	.000	.000	0

2024 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	MPH		0%	43%	.147	.316	20.0	0.0	.363	.000	0	38%	.053	.052	22.2	0.0	.064	.000	0
Cutter	Fastball	86.7 MPH	2503	29%	43%	.189	.286	0.0	14.3	.333	.000	0	54%	.226	.215	20.0	0.0	.270	.200	0
Sweeper	Breaking	MPH		33%	14%	.233	.210	50.0	0.0	.258	.000	0
Changeup	Offspeed	82.2 MPH	1935	0%	8%	.173	.185	0.0	0.0	.175	.000	0

2023 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	91.1 MPH	2455	26%	35%	.261	.381	26.7	26.7	.352	.000	0	35%	.361	.441	12.5	18.8	.501	.000	0
Cutter	Fastball	88.0 MPH	2475	21%	11%	.500	.526	0.0	1.0	.500	.500	0	32%	.318	.373	6.7	13.3	.435	.231	0
Sinker	Fastball	MPH		0%	1%	.000	.000	0.0	0.0	.000	.000	0
Sweeper	Breaking	MPH		0%	54%	.250	.236	20.8	0.0	.292	.316	0	7%	.167	.334	16.7	0.0	.667	.000	1
Changeup	Offspeed	81.5 MPH	2019	33%	25%	.339	.358	12.5	6.3	.438	.133	0

Splits	vs LHB								vs RHB
Year	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR
2025	51	.183	.240	.310	.087	29.4%	5.9%	1	39	.261	.348	.437	.212	12.8%	10.3%	2
2024	14	.182	.286	.331	.000	14.3%	7.1%	0	15	.123	.120	.146	.071	20.0%	0.0%	0
2023	42	.185	.255	.267	.027	21.4%	11.9%	0	53	.329	.388	.481	.178	11.3%	11.3%	1
2022	8	.178	.265	.305	.429	25.0%	12.5%	0	8	.165	.162	.205	.000	12.5%	0.0%	0

	Home								Road
Season	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR
2025	51	.207	.263	25.5%	3.9%	.340	.170	2	39	.228	.321	17.9%	12.8%	.398	.094	1
2024	7	.106	.098	14.3%	0.0%	.116	.000	0	22	.167	.238	18.2%	4.5%	.273	.053	0
2023	49	.282	.343	10.2%	12.2%	.399	.071	0	46	.245	.312	21.7%	10.9%	.370	.150	1
2022	3	.000	.000	33.3%	0.0%	.000	-.500	0	13	.175	.225	15.4%	7.7%	.258	.250	0

Split	Games	Wind 0-9 mph+	Wind 10+ mph	Humid 0-25	Humid 25-50	Humid 50-75	Humid 75-100	Temp 0-40	Temp 40-60	Temp 61-79	Temp 80+
Road	1.44	0.44	2.83	-0.10	0.29	1.17	0.30	0.00	2.89	-0.26	1.67
Home	3.69	2.45	6.51	0.00	3.53	4.47	2.76	0.00	5.15	2.93	5.00