Blas Castaño

Prospect Rankings

CSV

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year

source

type

team

rank

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2025

Baseball America

Team

Seattle Mariners

23

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1 record(s)

Scouting Grades

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Player 20-80 scouting grades are available to TBC PREMIUM subscribers

1 record(s)

Pitching Statistics

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Glossary

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MLB Stats

Minor League Stats

College Stats

Yearly Summary

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year	team name	league	level	mlb	#	age	tbc+	w	l	era	g	gs	cg	sho	gr	gf	sv	ip	h	r	er	hr	bb	so	wp	bk	hb	whip	h9	hr9	bb9	so9	ra9	so/bb
2018	Dominican Yankees	Dsl	Rk		-	19	85	1	5	5.40	11	7	0	0	4	1	0	40.0	44	30	24	2	20	30	12	1	4	1.60	9.90	0.45	4.50	6.75	6.75	1.50
2019	Dominican Yankees	Dsl	Rk		-	20	105	0	0	1.84	3	3	0	0	0	0	0	14.2	13	6	3	1	3	11	1	0	3	1.09	7.98	0.61	1.84	6.75	3.68	3.67
2019	Gulf Coast Yankees West	GCL	Rk	NYA	-	20	80	2	5	4.67	11	7	0	0	4	0	0	52.0	67	31	27	6	11	30	2	2	5	1.50	11.60	1.04	1.90	5.19	5.37	2.73
2021	FCL Yankees	FCL	Rk	NYA	12	22	156*	0	1	3.86	2	1	0	0	1	0	0	7.0	4	3	3	0	2	12	0	0	1	0.86	5.14	0.00	2.57	15.43	3.86	6.00
2021	Tampa Tarpons	FSL2	A	NYA	10	22	106	6	1	4.23	8	7	0	0	1	0	0	38.1	44	20	18	2	8	43	0	3	2	1.36	10.33	0.47	1.88	10.10	4.70	5.38
2022	Hudson Valley Renegades	SAL2	A+	NYA	20	23	102	5	8	3.49	21	20	1	0	1	0	0	105.2	99	48	41	8	33	101	3	5	13	1.25	8.43	0.68	2.81	8.60	4.09	3.06
2022	Somerset Patriots	East2	AA	NYA	13	23		0	1	27.00	1	1	0	0	0	0	0	1.2	7	9	5	4	1	2	0	0	0	4.80	37.80	21.60	5.40	10.80	48.60	2.00
2023	Somerset Patriots	East2	AA	NYA	26	24	94	4	3	4.76	17	5	0	0	12	3	0	45.1	37	30	24	4	25	42	3	10	7	1.37	7.35	0.79	4.96	8.34	5.96	1.68
2023	Arkansas Travelers	Tex2	AA	SEA	16	24	100	1	3	4.30	7	6	0	0	1	0	0	29.1	32	14	14	4	10	30	2	0	1	1.43	9.82	1.23	3.07	9.20	4.30	3.00
2023	Scranton/Wilkes-Barre RailRiders	IL2	AAA	NYA	29	24		0	0	0.00	2	0	0	0	2	1	0	3.2	2	0	0	0	0	3	0	0	2	0.55	4.91	0.00	0.00	7.36	0.00	0.00
2024	Arkansas Travelers	Tex2	AA	SEA	6	25	93	0	4	3.31	15	12	0	0	3	0	0	51.2	50	25	19	2	19	34	1	4	4	1.34	8.71	0.35	3.31	5.92	4.35	1.79
2024	Tacoma Rainiers	PCL2	AAA	SEA	3	25	103	5	4	5.13	14	14	0	0	0	0	0	73.2	79	46	42	13	24	74	2	2	6	1.40	9.65	1.59	2.93	9.04	5.62	3.08
2025	Tacoma Rainiers	PCL2	AAA	SEA	3	26	100	8	6	5.19	29	24	0	0	5	1	0	126.2	125	76	73	14	51	97	3	3	13	1.39	8.88	0.99	3.62	6.89	5.40	1.90
2025	Seattle Mariners	AL	MLB	SEA	62	26		0	0	9.00	1	0	0	0	1	1	0	3.0	4	3	3	1	2	1	0	0	1	2.00	12.00	3.00	6.00	3.00	9.00	0.50
2026	Albuquerque Isotopes	PCL2	AAA	COL		27	144	3	0	3.32	16	0	0	0	16	3	0	21.9	17	9	8	2	13	17	0	2	2	1.38	7.06	0.83	5.40	7.06	3.74	1.31
2026	Tacoma Rainiers	PCL2	AAA	SEA		27	144	3	1	1.42	6	0	0	0	6	2	0	6.1	2	1	1	0	1	4	0	0	0	0.47	2.84	0.00	1.42	5.68	1.42	4.00
2026	Colorado Rockies	NL	MLB	COL		27	90	1	0	3.92	10	0	0	0	10	2	0	20.2	22	9	9	4	6	17	0	0	2	1.35	9.58	1.74	2.61	7.40	3.92	2.83
Tot:	MLB (2 yrs)		MLB					1	0	4.56	11	0	0	0	11	3	0	23.2	26	12	12	5	8	18	0	0	3	1.44	9.89	1.90	3.04	6.85	4.56	2.25
Tot:	AL (1 yrs)		AL					0	0	9.00	1	0	0	0	1	1	0	3.0	4	3	3	1	2	1	0	0	1	2.00	12.00	3.00	6.00	3.00	9.00	0.50
Tot:	NL (1 yrs)		NL					1	0	3.92	10	0	0	0	10	2	0	20.2	22	9	9	4	6	17	0	0	2	1.35	9.58	1.74	2.61	7.40	3.92	2.83
Tot:	Minors (8 yrs)		Minors					38	42	4.40	163	107	1	0	56	11	0	617.2	622	348	302	62	221	530	29	32	63	1.36	9.06	0.90	3.22	7.72	5.07	2.40
Tot:	Rk (3 yrs)		Rk					3	11	4.51	27	18	0	0	9	1	0	113.2	128	70	57	9	36	83	15	3	13	1.44	10.13	0.71	2.85	6.57	5.54	2.31
Tot:	A (1 yrs)		A					6	1	4.23	8	7	0	0	1	0	0	38.1	44	20	18	2	8	43	0	3	2	1.36	10.33	0.47	1.88	10.10	4.70	5.38
Tot:	A+ (1 yrs)		A+					5	8	3.49	21	20	1	0	1	0	0	105.2	99	48	41	8	33	101	3	5	13	1.25	8.43	0.68	2.81	8.60	4.09	3.06
Tot:	AA (3 yrs)		AA					5	11	4.36	40	24	0	0	16	3	0	128.0	126	78	62	14	55	108	6	14	12	1.41	8.86	0.98	3.87	7.59	5.48	1.96
Tot:	AAA (4 yrs)		AAA					19	11	4.81	67	38	0	0	29	7	0	232.0	225	132	124	29	89	195	5	7	23	1.35	8.73	1.12	3.45	7.56	5.12	2.19
Avg:	MLB - 162 Inning avg		MLB					🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	162	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒
Avg:	Minors - 162 Inning avg		Minors					🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	162	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒	🔒

Other Pitching Statistics

CSV

Glossary

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year	team name	league	category	age	w	l	era	g	gs	cg	sho	gr	gf	sv	ip	h	r	er	hr	bb	so	wp	bk	hb	whip	h9	hr9	bb9	so9	ra9	so/bb
2024	Seattle Mariners	MLB Spring Training	Spring	25	0	0	7.36	6	0	0	0	6	0	0	3.2	4	3	3	0	2	4	0	0	2	1.64	9.82	0.00	4.91	9.82	7.36	2.00
2025	Seattle Mariners	MLB Spring Training	Spring	26	0	0	18.00	2	0	0	0	2	0	0	2.0	4	5	4	1	2	0	1	0	0	3.00	18.00	4.50	9.00	0.00	22.50	0.00
Tot:	Spring (2 Yrs)		Spring		0	0	11.12	8	0	0	0	0	8	0	5.2	8	8	7	1	4	4	1	0	2	2.12	12.71	1.59	6.35	6.35	12.71	1.00

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Strikeouts	Walks	Hittable	SO/BB	vs Power	Durability	Team Success
30	77	34	65	34	65	.604

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