Blake Walston

Arizona Diamondbacks (ST)

Age: 23

Bats/Throws: L/L

6'5" / 175

DOB: 6/28/2001

(23 years, 9 months, 28 days)

Stats

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular Season

Season	Team	Level	Age	W W - Wins	L L - Losses	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	vFA vFA - Fourseam Fastball velocity (Pitch Info)	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2019	ARI	R	18	0	0	3	2	5.0	19.80	0.00	0.00	.333	50.0%	83.3%	0.0%		1.80		-0.13	0.03
2019	ARI	A-	18	0	0	3	3	6.0	9.00	3.00	0.00	.353	75.0%	43.8%	0.0%		3.00		2.65	3.55
2019	ARI	MiLB	18	0	0	6	5	11.0	13.91	1.64	0.00	.348	70.0%	54.5%	0.0%		2.45		1.39	1.95
2021	ARI	A	20	2	2	8	8	43.1	12.46	3.53	0.83	.303	72.7%	43.4%	11.4%		3.32		3.84	3.80
2021	ARI	A+	20	2	3	11	11	52.1	9.80	2.75	2.06	.286	69.0%	37.4%	17.1%		4.13		5.76	4.88
2021	ARI	MiLB	20	4	5	19	19	95.2	11.01	3.10	1.51	.293	70.7%	39.8%	15.2%		3.76		4.89	4.39
2022	ARI	A+	21	1	0	4	4	17.2	13.75	3.57	0.00	.333	75.0%	48.7%	0.0%		2.55		1.79	2.82
2022	ARI	AA	21	7	3	21	21	106.1	9.31	3.30	1.35	.341	70.1%	33.7%	14.5%		5.16		4.86	4.70
2022	ARI	MiLB	21	8	3	25	25	124.0	9.94	3.34	1.16	.340	70.7%	35.4%	13.0%		4.79		4.42	4.43
2023	ARI	AAA	22	12	6	30	30	149.1	6.27	5.60	0.54	.295	70.4%	37.1%	5.3%		4.52		5.39	6.85
2023	ARI	ST	22	0	0	1	0	1.2	10.80	5.40	0.00	.400	66.7%	20.0%	0.0%		5.40		3.21	5.34
2024	ARI	AAA	23	3	2	14	13	65.0	9.42	4.29	1.11	.341	74.1%	45.7%	14.3%		4.85		5.10	5.06
2024	ARI	ST	23	0	0	3	2	6.1	7.11	5.68	0.00	.400	69.2%	35.0%	0.0%		5.68		4.53	6.15
2024	ARI	MLB	23	1	0	7	2	18.1	8.84	4.91	1.96	.250	72.6%	34.6%	16.7%	91.4	4.42	5.01	6.17	5.31	-0.2
2025	ARI	ST	24	0	1	3	1	6.1	5.68	7.11	2.84	.278	54.3%	25.0%	16.7%		9.95		8.94	8.19
2025	Steamer	PROJ	24	0	0	1	0	1.0	7.41	3.62	1.18	.299	71.1%	41.2%			4.53		4.59	4.66	0.0
2025	ZiPS	PROJ	24	5	5	23	20	103.3	7.06	3.83	0.96	.291	71.2%				4.27		4.43		0.7
2025	ATC	PROJ	24	1	1	9	0	15.0	8.10	3.87	0.89	.307	68.7%				4.46		4.14		0.0
2025	THE BAT	PROJ	24	0	0	9	0	15.0	8.57	3.36	0.83	.284	71.3%				3.80		3.72		0.1
2025	OOPSY	PROJ	24	0	0	1	1	4.5	6.75	3.77	1.18	.296	68.8%				4.82		4.77		0.0
2025	Steamer	ROS	24	0	0	1	0	1.0	7.38	3.77	1.15	.299	71.2%				4.52		4.46		0.0
Total	- - -	MLB		1	0	7	2	18.1	8.84	4.91	1.96	.250	72.6%	34.6%	16.7%	91.4	4.42		6.17	5.31	-0.2

Season	Team	Level	Age	W W - Wins	L L - Losses	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	vFA vFA - Fourseam Fastball velocity (Pitch Info)	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2019	ARI	R	18	0	0	3	2	5.0	19.80	0.00	0.00	.333	50.0%	83.3%	0.0%		1.80		-0.13	0.03
2019	ARI	A-	18	0	0	3	3	6.0	9.00	3.00	0.00	.353	75.0%	43.8%	0.0%		3.00		2.65	3.55
2019	ARI	MiLB	18	0	0	6	5	11.0	13.91	1.64	0.00	.348	70.0%	54.5%	0.0%		2.45		1.39	1.95
2021	ARI	A	20	2	2	8	8	43.1	12.46	3.53	0.83	.303	72.7%	43.4%	11.4%		3.32		3.84	3.80
2021	ARI	A+	20	2	3	11	11	52.1	9.80	2.75	2.06	.286	69.0%	37.4%	17.1%		4.13		5.76	4.88
2021	ARI	MiLB	20	4	5	19	19	95.2	11.01	3.10	1.51	.293	70.7%	39.8%	15.2%		3.76		4.89	4.39
2022	ARI	A+	21	1	0	4	4	17.2	13.75	3.57	0.00	.333	75.0%	48.7%	0.0%		2.55		1.79	2.82
2022	ARI	AA	21	7	3	21	21	106.1	9.31	3.30	1.35	.341	70.1%	33.7%	14.5%		5.16		4.86	4.70
2022	ARI	MiLB	21	8	3	25	25	124.0	9.94	3.34	1.16	.340	70.7%	35.4%	13.0%		4.79		4.42	4.43
2023	ARI	AAA	22	12	6	30	30	149.1	6.27	5.60	0.54	.295	70.4%	37.1%	5.3%		4.52		5.39	6.85
2023	ARI	ST	22	0	0	1	0	1.2	10.80	5.40	0.00	.400	66.7%	20.0%	0.0%		5.40		3.21	5.34
2024	ARI	AAA	23	3	2	14	13	65.0	9.42	4.29	1.11	.341	74.1%	45.7%	14.3%		4.85		5.10	5.06
2024	ARI	ST	23	0	0	3	2	6.1	7.11	5.68	0.00	.400	69.2%	35.0%	0.0%		5.68		4.53	6.15
2024	ARI	MLB	23	1	0	7	2	18.1	8.84	4.91	1.96	.250	72.6%	34.6%	16.7%	91.4	4.42	5.01	6.17	5.31	-0.2
2025	ARI	ST	24	0	1	3	1	6.1	5.68	7.11	2.84	.278	54.3%	25.0%	16.7%		9.95		8.94	8.19
2025	Steamer	PROJ	24	0	0	1	0	1.0	7.41	3.62	1.18	.299	71.1%	41.2%			4.53		4.59	4.66	0.0
2025	ZiPS	PROJ	24	5	5	23	20	103.3	7.06	3.83	0.96	.291	71.2%				4.27		4.43		0.7
2025	ATC	PROJ	24	1	1	9	0	15.0	8.10	3.87	0.89	.307	68.7%				4.46		4.14		0.0
2025	THE BAT	PROJ	24	0	0	9	0	15.0	8.57	3.36	0.83	.284	71.3%				3.80		3.72		0.1
2025	OOPSY	PROJ	24	0	0	1	1	4.5	6.75	3.77	1.18	.296	68.8%				4.82		4.77		0.0
2025	Steamer	ROS	24	0	0	1	0	1.0	7.38	3.77	1.15	.299	71.2%				4.52		4.46		0.0
Total	- - -	MLB		1	0	7	2	18.1	8.84	4.91	1.96	.250	72.6%	34.6%	16.7%	91.4	4.42		6.17	5.31	-0.2

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular Season

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS	CG CG - Complete Games	ShO ShO - Shoutouts	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	BK BK - Balks	SO SO - Strikeouts
2019	ARI	R	0	0	1.80	3	2		0	0	0	0	5.0	17	2	1	1	0	0	0	0	1	0	11
2019	ARI	A-	0	0	3.00	3	3		0	0	0	0	6.0	25	6	2	2	0	2	0	0	2	0	6
2019	ARI	MiLB	0	0	2.45	6	5		0	0	0	0	11.0	42	8	3	3	0	2	0	0	3	0	17
2021	ARI	A	2	2	3.32	8	8		0	0	0	0	43.1	180	34	18	16	4	17	0	0	6	0	60
2021	ARI	A+	2	3	4.13	11	11		0	0	0	0	52.1	226	52	33	24	12	16	0	1	2	0	57
2021	ARI	MiLB	4	5	3.76	19	19		0	0	0	0	95.2	406	86	51	40	16	33	0	1	8	0	117
2022	ARI	A+	1	0	2.55	4	4		0	0	0	0	17.2	73	13	5	5	0	7	0	0	1	0	27
2022	ARI	AA	7	3	5.16	21	21		1	0	0	0	106.1	459	115	63	61	16	39	0	4	4	2	110
2022	ARI	MiLB	8	3	4.79	25	25		1	0	0	0	124.0	532	128	68	66	16	46	0	4	5	2	137
2023	ARI	AAA	12	6	4.52	30	30		0	0	0	0	149.1	666	142	81	75	9	93	0	9	3	1	104
2023	ARI	ST	0	0	5.40	1	0		0	0	0	0	1.2	8	2	1	1	0	1	0	0	0	0	2
2024	ARI	AAA	3	2	4.85	14	13		0	0	0	0	65.0	293	69	36	35	8	31	1	7	5	0	68
2024	ARI	ST	0	0	5.68	3	2		0	0	0	0	6.1	30	8	4	4	0	4	0	1	0	0	5
2024	ARI	MLB	1	0	4.42	7	2	0	0	0	0	0	18.1	83	16	12	9	4	10	0	3	0	0	18
2025	ARI	ST	0	1	9.95	3	1		0	0	0	0	6.1	29	7	7	7	2	5	0	0	0	0	4
2025	Steamer	PROJ	0	0	4.53	1	0	0	0	0	0		1.0	4	1	1	1	0	0	0	0			1
2025	ZiPS	PROJ	5	5	4.27	23	20				0		103.3	455	102	53	49	11	44	0	6	4	1	81
2025	ATC	PROJ	1	1	4.46	9	0	0			1		15.0	66	15	8	7	1	6	0	1			14
2025	THE BAT	PROJ	0	0	3.80	9	0	0			0		15.0	64	13	7	6	1	6	0	1			14
2025	OOPSY	PROJ	0	0	4.82	1	1	0			0		4.5	20	5	3	2	1	2	0	0			3
2025	Steamer	ROS	0	0	4.52	1	0	0	0	0	0		1.0	4	1	1	1	0	0		0			1
Total	- - -	MLB	1	0	4.42	7	2	0	0	0	0	0	18.1	83	16	12	9	4	10	0	3	0	0	18

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS	CG CG - Complete Games	ShO ShO - Shoutouts	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	BK BK - Balks	SO SO - Strikeouts
2019	ARI	R	0	0	1.80	3	2		0	0	0	0	5.0	17	2	1	1	0	0	0	0	1	0	11
2019	ARI	A-	0	0	3.00	3	3		0	0	0	0	6.0	25	6	2	2	0	2	0	0	2	0	6
2019	ARI	MiLB	0	0	2.45	6	5		0	0	0	0	11.0	42	8	3	3	0	2	0	0	3	0	17
2021	ARI	A	2	2	3.32	8	8		0	0	0	0	43.1	180	34	18	16	4	17	0	0	6	0	60
2021	ARI	A+	2	3	4.13	11	11		0	0	0	0	52.1	226	52	33	24	12	16	0	1	2	0	57
2021	ARI	MiLB	4	5	3.76	19	19		0	0	0	0	95.2	406	86	51	40	16	33	0	1	8	0	117
2022	ARI	A+	1	0	2.55	4	4		0	0	0	0	17.2	73	13	5	5	0	7	0	0	1	0	27
2022	ARI	AA	7	3	5.16	21	21		1	0	0	0	106.1	459	115	63	61	16	39	0	4	4	2	110
2022	ARI	MiLB	8	3	4.79	25	25		1	0	0	0	124.0	532	128	68	66	16	46	0	4	5	2	137
2023	ARI	AAA	12	6	4.52	30	30		0	0	0	0	149.1	666	142	81	75	9	93	0	9	3	1	104
2023	ARI	ST	0	0	5.40	1	0		0	0	0	0	1.2	8	2	1	1	0	1	0	0	0	0	2
2024	ARI	AAA	3	2	4.85	14	13		0	0	0	0	65.0	293	69	36	35	8	31	1	7	5	0	68
2024	ARI	ST	0	0	5.68	3	2		0	0	0	0	6.1	30	8	4	4	0	4	0	1	0	0	5
2024	ARI	MLB	1	0	4.42	7	2	0	0	0	0	0	18.1	83	16	12	9	4	10	0	3	0	0	18
2025	ARI	ST	0	1	9.95	3	1		0	0	0	0	6.1	29	7	7	7	2	5	0	0	0	0	4
2025	Steamer	PROJ	0	0	4.53	1	0	0	0	0	0		1.0	4	1	1	1	0	0	0	0			1
2025	ZiPS	PROJ	5	5	4.27	23	20				0		103.3	455	102	53	49	11	44	0	6	4	1	81
2025	ATC	PROJ	1	1	4.46	9	0	0			1		15.0	66	15	8	7	1	6	0	1			14
2025	THE BAT	PROJ	0	0	3.80	9	0	0			0		15.0	64	13	7	6	1	6	0	1			14
2025	OOPSY	PROJ	0	0	4.82	1	1	0			0		4.5	20	5	3	2	1	2	0	0			3
2025	Steamer	ROS	0	0	4.52	1	0	0	0	0	0		1.0	4	1	1	1	0	0		0			1
Total	- - -	MLB	1	0	4.42	7	2	0	0	0	0	0	18.1	83	16	12	9	4	10	0	3	0	0	18

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonAverages

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2019	ARI	R	19.80	0.00	11.00	0.00	64.7%	0.0%	64.7%	.118	0.40	.333	50.0%	43	-3	-0.13
2019	ARI	A-	9.00	3.00	3.00	0.00	24.0%	8.0%	16.0%	.261	1.33	.353	75.0%	80	70	2.65
2019	ARI	MiLB	13.91	1.64	8.50	0.00	40.5%	4.8%	35.7%	.200	0.91	.348	70.0%	63	36	1.39
2021	ARI	A	12.46	3.53	3.53	0.83	33.3%	9.4%	23.9%	.209	1.18	.303	72.7%	69	79	3.84
2021	ARI	A+	9.80	2.75	3.56	2.06	25.2%	7.1%	18.1%	.249	1.30	.286	69.0%	89	125	5.76
2021	ARI	MiLB	11.01	3.10	3.55	1.51	28.8%	8.1%	20.7%	.231	1.24	.293	70.7%	80	104	4.89
2022	ARI	A+	13.75	3.57	3.86	0.00	37.0%	9.6%	27.4%	.197	1.13	.333	75.0%	61	43	1.79
2022	ARI	AA	9.31	3.30	2.82	1.35	24.0%	8.5%	15.5%	.276	1.45	.341	70.1%	88	86	4.86
2022	ARI	MiLB	9.94	3.34	2.98	1.16	25.8%	8.6%	17.1%	.266	1.40	.340	70.7%	84	80	4.42
2023	ARI	AAA	6.27	5.60	1.12	0.54	15.6%	14.0%	1.7%	.252	1.57	.295	70.4%	74	92	5.39
2023	ARI	ST	10.80	5.40	2.00	0.00	25.0%	12.5%	12.5%	.286	1.80	.400	66.7%	121	70	3.21
2024	ARI	AAA	9.42	4.29	2.19	1.11	23.2%	10.6%	12.6%	.271	1.54	.341	74.1%	85	94	5.10
2024	ARI	ST	7.11	5.68	1.25	0.00	16.7%	13.3%	3.3%	.320	1.89	.400	69.2%	133	103	4.53
2024	ARI	MLB	8.84	4.91	1.80	1.96	21.7%	12.0%	9.6%	.229	1.42	.250	72.6%	106	156	6.17
2024			8.60	3.12	2.76	1.14	22.6%	8.2%	14.4%	.241	1.27	.289	72.1%			4.11
2025	ARI	ST	5.68	7.11	0.80	2.84	13.8%	17.2%	-3.4%	.292	1.89	.278	54.3%	220	192	8.94
2025	Steamer	PROJ	7.41	3.62	2.05	1.18	18.8%	9.2%	9.6%	.260	1.42	.299	71.1%			4.59
2025	ZiPS	PROJ	7.06	3.83	1.84	0.96	17.8%	9.7%	8.1%	.252	1.41	.291	71.2%			4.43
2025	ATC	PROJ	8.10	3.87	2.09	0.89	20.5%	9.8%	10.7%	.253	1.42	.307	68.7%			4.14
2025	THE BAT	PROJ	8.57	3.36	2.55	0.83	22.5%	8.8%	13.7%	.231	1.25	.284	71.3%			3.72
2025	OOPSY	PROJ	6.75	3.77	1.79	1.18	16.8%	9.4%	7.4%	.264	1.47	.296	68.8%			4.77
2025	Steamer	ROS	7.38	3.77	1.96	1.15	18.6%	9.5%	9.1%	.259	1.44	.299	71.2%			4.46
Total	- - -	MLB	8.84	4.91	1.80	1.96	21.7%	12.0%	9.6%	.229	1.42	.250	72.6%	106	156	6.17

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2019	ARI	R	19.80	0.00	11.00	0.00	64.7%	0.0%	64.7%	.118	0.40	.333	50.0%	43	-3	-0.13
2019	ARI	A-	9.00	3.00	3.00	0.00	24.0%	8.0%	16.0%	.261	1.33	.353	75.0%	80	70	2.65
2019	ARI	MiLB	13.91	1.64	8.50	0.00	40.5%	4.8%	35.7%	.200	0.91	.348	70.0%	63	36	1.39
2021	ARI	A	12.46	3.53	3.53	0.83	33.3%	9.4%	23.9%	.209	1.18	.303	72.7%	69	79	3.84
2021	ARI	A+	9.80	2.75	3.56	2.06	25.2%	7.1%	18.1%	.249	1.30	.286	69.0%	89	125	5.76
2021	ARI	MiLB	11.01	3.10	3.55	1.51	28.8%	8.1%	20.7%	.231	1.24	.293	70.7%	80	104	4.89
2022	ARI	A+	13.75	3.57	3.86	0.00	37.0%	9.6%	27.4%	.197	1.13	.333	75.0%	61	43	1.79
2022	ARI	AA	9.31	3.30	2.82	1.35	24.0%	8.5%	15.5%	.276	1.45	.341	70.1%	88	86	4.86
2022	ARI	MiLB	9.94	3.34	2.98	1.16	25.8%	8.6%	17.1%	.266	1.40	.340	70.7%	84	80	4.42
2023	ARI	AAA	6.27	5.60	1.12	0.54	15.6%	14.0%	1.7%	.252	1.57	.295	70.4%	74	92	5.39
2023	ARI	ST	10.80	5.40	2.00	0.00	25.0%	12.5%	12.5%	.286	1.80	.400	66.7%	121	70	3.21
2024	ARI	AAA	9.42	4.29	2.19	1.11	23.2%	10.6%	12.6%	.271	1.54	.341	74.1%	85	94	5.10
2024	ARI	ST	7.11	5.68	1.25	0.00	16.7%	13.3%	3.3%	.320	1.89	.400	69.2%	133	103	4.53
2024	ARI	MLB	8.84	4.91	1.80	1.96	21.7%	12.0%	9.6%	.229	1.42	.250	72.6%	106	156	6.17
2024			8.60	3.12	2.76	1.14	22.6%	8.2%	14.4%	.241	1.27	.289	72.1%			4.11
2025	ARI	ST	5.68	7.11	0.80	2.84	13.8%	17.2%	-3.4%	.292	1.89	.278	54.3%	220	192	8.94
2025	Steamer	PROJ	7.41	3.62	2.05	1.18	18.8%	9.2%	9.6%	.260	1.42	.299	71.1%			4.59
2025	ZiPS	PROJ	7.06	3.83	1.84	0.96	17.8%	9.7%	8.1%	.252	1.41	.291	71.2%			4.43
2025	ATC	PROJ	8.10	3.87	2.09	0.89	20.5%	9.8%	10.7%	.253	1.42	.307	68.7%			4.14
2025	THE BAT	PROJ	8.57	3.36	2.55	0.83	22.5%	8.8%	13.7%	.231	1.25	.284	71.3%			3.72
2025	OOPSY	PROJ	6.75	3.77	1.79	1.18	16.8%	9.4%	7.4%	.264	1.47	.296	68.8%			4.77
2025	Steamer	ROS	7.38	3.77	1.96	1.15	18.6%	9.5%	9.1%	.259	1.44	.299	71.2%			4.46
Total	- - -	MLB	8.84	4.91	1.80	1.96	21.7%	12.0%	9.6%	.229	1.42	.250	72.6%	106	156	6.17

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular Season

Season	Team	Level	Events Events - The number of Batted Balls (TBF - SO - BB - HBP)	EV EV - Exit Velocity (mph) - Speed of the baseball as it comes off the bat	maxEV maxEV - Maximum Exit Velocity (mph) - Highest speed of a ball off the bat.	LA LA - Launch Angle (degree) - Vertical direction of the ball as it leaves the bat	Barrels Barrels - A batted ball with comparable hit types (in terms of exit velocity and launch angle) have led to a minimum .500 batting average and 1.500 slugging percentage	Barrel% Barrel% - Percentage of batted balls that are classified as barrels	HardHit HardHit - Number of batted balls with exit velocity of 95 mph or higher	HardHit% HardHit% - Percentage of batted balls with exit velocity of 95 mph or higher	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2023	ARI	AAA	460	88.4	114.6	16.0			156	33.9%	4.52
2024	ARI	AAA	187	86.6	112.2	10.9			61	32.6%	4.85
2024	ARI	MLB	52	90.1	110.1	18.9	5	9.6%	19	36.5%	4.42	5.01
Total	- - -	MLB	52	90.1	110.1	18.9	5	9.6%	19	36.5%	4.42

Season	Team	Level	Events Events - The number of Batted Balls (TBF - SO - BB - HBP)	EV EV - Exit Velocity (mph) - Speed of the baseball as it comes off the bat	maxEV maxEV - Maximum Exit Velocity (mph) - Highest speed of a ball off the bat.	LA LA - Launch Angle (degree) - Vertical direction of the ball as it leaves the bat	Barrels Barrels - A batted ball with comparable hit types (in terms of exit velocity and launch angle) have led to a minimum .500 batting average and 1.500 slugging percentage	Barrel% Barrel% - Percentage of batted balls that are classified as barrels	HardHit HardHit - Number of batted balls with exit velocity of 95 mph or higher	HardHit% HardHit% - Percentage of batted balls with exit velocity of 95 mph or higher	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2023	ARI	AAA	460	88.4	114.6	16.0			156	33.9%	4.52
2024	ARI	AAA	187	86.6	112.2	10.9			61	32.6%	4.85
2024	ARI	MLB	52	90.1	110.1	18.9	5	9.6%	19	36.5%	4.42	5.01
Total	- - -	MLB	52	90.1	110.1	18.9	5	9.6%	19	36.5%	4.42

Blake Walston

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BAL	CHW	ATH
BOS	CLE	HOU
NYY	DET	LAA
TBR	KCR	SEA
TOR	MIN	TEX

ATL	CHC	ARI
MIA	CIN	COL
NYM	MIL	LAD
PHI	PIT	SDP
WSN	STL	SFG