Justus Sheffield

P | Seattle Mariners Age: 24 (5/13/1996) Throws:

SP Rank #

2021 Season Stats

W-L	IP	ERA	WHIP	K%	BB%	CSW%
1-1	16.2	4.86	1.32	22.2%	9.7%	28.5%

Justus Sheffield P | SEA

Four-Seamer | 46%
Slider | 35%
Changeup | 17%
Sinker | 2%
All

2018 2019 2020 2021 All

Year	MPH	Usage%	O-Swing%	Zone%	SwStr%	CS%	CSW%	Strike%	GB%	FB%	AVG	BABIP	PLUS%
2018	94.3	54.4%	10.0%	35.5%	3.2%	12.9%	16.1%	38.7%	66.7%	0.0%	.333	.333	29.0%
2019	92.8	47.7%	15.3%	53.3%	5.3%	21.2%	26.5%	62.6%	58.3%	25.0%	.290	.279	43.3%
2020	92.0	47.3%	20.0%	53.1%	5.3%	22.6%	27.9%	62.0%	52.0%	20.0%	.293	.347	46.4%
2021	92.3	46.4%	12.7%	54.9%	2.5%	27.9%	30.3%	62.3%	54.5%	27.3%	.269	.273	49.2%

Year	# Thrown	TBF	1B	2B	3B	HR	K	BB	Strikes	Balls	AVG
2018	31	6	1	0	0	0	0	3	12	19	.333
2019	321	84	12	5	0	3	6	13	201	120	.290
2020	416	107	24	2	0	1	16	13	258	158	.293
2021	122	30	5	1	0	1	3	4	76	46	.269

Year	GB%	LD%	FB%	IFFB%	Weak%	Medium%	Hard%	Pull%	Oppo%	BABIP	BACON
2018	66.7%	33.3%	0.0%		0.0%	100.0%	0.0%	33.3%	33.3%	.333	.333
2019	58.3%	16.7%	25.0%	6.7%	18.3%	58.3%	23.3%	31.7%	25.0%	.279	.313
2020	52.0%	28.0%	20.0%	6.7%	4.0%	62.7%	33.3%	26.7%	21.3%	.347	.355
2021	54.5%	18.2%	27.3%	0.0%	0.0%	77.3%	22.7%	31.8%	13.6%	.273	.304

Year	O-Swing%	Zone%	SwStr%	CS%	CSW%	Contact%	O-Contact%	Z-Contact%	Swing%	Strike%
2018	10.0%	35.5%	3.2%	12.9%	16.1%	87.5%	50.0%	100.0%	25.8%	38.7%
2019	15.3%	53.3%	5.3%	21.2%	26.5%	87.2%	65.2%	91.8%	41.4%	62.6%
2020	20.0%	53.1%	5.3%	22.6%	27.9%	86.6%	66.7%	92.8%	39.4%	62.0%
2021	12.7%	54.9%	2.5%	27.9%	30.3%	92.9%	100.0%	91.4%	34.4%	62.3%

Year	Early CS%	2-Str O-Swing%	F-Strike%	TF-Strike%
2018	8.3%	12.5%	16.7%	16.7%
2019	29.7%	11.9%	66.7%	58.3%
2020	27.5%	14.9%	66.4%	57.0%
2021	35.4%	6.3%	83.3%	66.7%

Year	aLoc%	h-mLoc%	gLoc%	hiLoc%	v-mLoc%	loLoc%	heLoc%	Early%	Behind%	2-Str%	Zone%	Early BIP%
2018	45.2%	19.4%	35.5%	54.8%	16.1%	29.0%	6.5%	38.7%	54.8%	25.8%	35.5%	0.0%
2019	35.5%	23.7%	40.8%	39.9%	28.7%	31.5%	7.2%	57.6%	36.1%	26.2%	53.3%	13.5%
2020	40.6%	23.6%	35.8%	31.7%	32.2%	36.1%	7.5%	63.7%	31.0%	20.9%	53.1%	13.2%
2021	70.5%	9.8%	19.7%	41.8%	23.8%	34.4%	4.9%	67.2%	36.1%	13.1%	54.9%	14.6%

Year	MPH	Usage%	O-Swing%	Zone%	SwStr%	CS%	CSW%	Strike%	GB%	FB%	AVG	BABIP	PLUS%
2018	84.5	35.1%	33.3%	55.0%	0.0%	30.0%	30.0%	65.0%	60.0%	20.0%	.200	.200	50.0%
2019	84.2	35.7%	33.3%	38.8%	23.8%	10.0%	33.8%	59.6%	33.3%	37.5%	.302	.636	44.2%
2020	81.9	33.5%	33.3%	46.1%	13.9%	13.2%	27.1%	63.1%	44.4%	33.3%	.179	.286	44.7%
2021	82.0	35.0%	38.7%	32.6%	21.7%	9.8%	31.5%	60.9%	20.0%	70.0%	.130	.125	42.4%

Year	# Thrown	TBF	1B	2B	3B	HR	K	BB	Strikes	Balls	AVG
2018	20	5	0	1	0	0	0	0	13	7	.200
2019	240	59	10	4	0	2	29	4	143	97	.302
2020	295	86	12	2	0	0	30	6	186	109	.179
2021	92	28	0	1	0	2	13	3	56	36	.130

Year	GB%	LD%	FB%	IFFB%	Weak%	Medium%	Hard%	Pull%	Oppo%	BABIP	BACON
2018	60.0%	20.0%	20.0%	0.0%	80.0%	0.0%	20.0%	20.0%	40.0%	.200	.200
2019	33.3%	29.2%	37.5%	0.0%	0.0%	70.8%	29.2%	41.7%	29.2%	.636	.667
2020	44.4%	22.2%	33.3%	20.0%	17.8%	64.4%	17.8%	37.8%	6.7%	.286	.286
2021	20.0%	10.0%	70.0%	14.3%	30.0%	30.0%	40.0%	40.0%	30.0%	.125	.300

Year	O-Swing%	Zone%	SwStr%	CS%	CSW%	Contact%	O-Contact%	Z-Contact%	Swing%	Strike%
2018	33.3%	55.0%	0.0%	30.0%	30.0%	100.0%	100.0%	100.0%	35.0%	65.0%
2019	33.3%	38.8%	23.8%	10.0%	33.8%	52.1%	20.4%	74.3%	49.6%	59.6%
2020	33.3%	46.1%	13.9%	13.2%	27.1%	72.1%	41.5%	89.4%	49.8%	63.1%
2021	38.7%	32.6%	21.7%	9.8%	31.5%	57.4%	37.5%	78.3%	51.1%	60.9%

Year	Early CS%	2-Str O-Swing%	F-Strike%	TF-Strike%
2018	50.0%	25.0%	60.0%	20.0%
2019	13.7%	27.4%	45.8%	44.1%
2020	21.3%	27.7%	48.8%	41.9%
2021	18.4%	28.0%	42.9%	28.6%

Year	aLoc%	h-mLoc%	gLoc%	hiLoc%	v-mLoc%	loLoc%	heLoc%	Early%	Behind%	2-Str%	Zone%	Early BIP%
2018	25.0%	15.0%	60.0%	40.0%	25.0%	35.0%	5.0%	60.0%	15.0%	40.0%	55.0%	16.7%
2019	23.8%	23.8%	52.5%	11.7%	15.8%	72.5%	4.2%	51.7%	21.7%	39.6%	38.8%	11.3%
2020	17.6%	25.4%	56.9%	11.2%	20.3%	68.5%	7.1%	50.8%	16.9%	44.1%	46.1%	12.7%
2021	58.7%	13.0%	28.3%	18.5%	12.0%	69.6%	0.0%	41.3%	16.3%	54.3%	32.6%	15.8%

Year	MPH	Usage%	O-Swing%	Zone%	SwStr%	CS%	CSW%	Strike%	GB%	FB%	AVG	BABIP	PLUS%
2018	89.8	10.5%	50.0%	66.7%	0.0%	16.7%	16.7%	83.3%	33.3%	66.7%	.667	.500	66.7%
2019	87.7	16.6%	30.8%	42.0%	16.1%	14.3%	30.4%	63.4%	70.8%	20.8%	.308	.333	48.2%
2020	86.4	18.9%	23.5%	48.8%	7.8%	18.1%	25.9%	62.7%	60.0%	25.0%	.262	.250	46.4%
2021	87.1	17.1%	32.3%	31.1%	2.2%	15.6%	17.8%	55.6%	66.7%	8.3%	.417	.417	40.0%

Year	# Thrown	TBF	1B	2B	3B	HR	K	BB	Strikes	Balls	AVG
2018	6	3	1	0	0	1	0	0	5	1	.667
2019	112	27	6	1	1	0	2	1	71	41	.308
2020	166	44	9	1	0	1	2	1	104	62	.262
2021	45	12	4	1	0	0	0	0	25	20	.417

Year	GB%	LD%	FB%	IFFB%	Weak%	Medium%	Hard%	Pull%	Oppo%	BABIP	BACON
2018	33.3%	0.0%	66.7%	0.0%	33.3%	33.3%	33.3%	0.0%	66.7%	.500	.667
2019	70.8%	8.3%	20.8%	0.0%	12.5%	70.8%	16.7%	41.7%	16.7%	.333	.333
2020	60.0%	15.0%	25.0%	0.0%	10.0%	70.0%	20.0%	25.0%	20.0%	.250	.268
2021	66.7%	25.0%	8.3%	0.0%	0.0%	58.3%	41.7%	33.3%	8.3%	.417	.417

Year	O-Swing%	Zone%	SwStr%	CS%	CSW%	Contact%	O-Contact%	Z-Contact%	Swing%	Strike%
2018	50.0%	66.7%	0.0%	16.7%	16.7%	100.0%	100.0%	100.0%	66.7%	83.3%
2019	30.8%	42.0%	16.1%	14.3%	30.4%	67.3%	45.0%	80.0%	49.1%	63.4%
2020	23.5%	48.8%	7.8%	18.1%	25.9%	82.4%	65.0%	88.9%	44.6%	62.7%
2021	32.3%	31.1%	2.2%	15.6%	17.8%	94.4%	90.0%	100.0%	40.0%	55.6%

Year	Early CS%	2-Str O-Swing%	F-Strike%	TF-Strike%
2018	16.7%		33.3%	33.3%
2019	16.9%	38.9%	81.5%	59.3%
2020	21.6%	24.0%	75.0%	50.0%
2021	14.6%	100.0%	58.3%	58.3%

Year	aLoc%	h-mLoc%	gLoc%	hiLoc%	v-mLoc%	loLoc%	heLoc%	Early%	Behind%	2-Str%	Zone%	Early BIP%
2018	16.7%	33.3%	50.0%	33.3%	16.7%	50.0%	16.7%	100.0%	66.7%	0.0%	66.7%	50.0%
2019	52.7%	27.7%	19.6%	10.7%	14.3%	75.0%	1.8%	79.5%	15.2%	16.1%	42.0%	21.3%
2020	48.8%	24.1%	27.1%	16.3%	22.9%	60.8%	5.4%	75.3%	24.1%	15.1%	48.8%	24.0%
2021	95.6%	4.4%	0.0%	11.1%	11.1%	77.8%	0.0%	91.1%	22.2%	4.4%	31.1%	22.0%

Year	MPH	Usage%	O-Swing%	Zone%	SwStr%	CS%	CSW%	Strike%	GB%	FB%	AVG	BABIP	PLUS%
2018
2019
2020	92.7	0.3%	0.0%	66.7%	33.3%	0.0%	33.3%	66.7%					66.7%
2021	93.3	1.5%	100.0%	75.0%	0.0%	25.0%	25.0%	100.0%	50.0%	50.0%	.000	.000	25.0%

Year	# Thrown	TBF	1B	2B	3B	HR	K	BB	Strikes	Balls	AVG
2018
2019
2020	3	0	0	0	0	0	0	0	2	1
2021	4	2	0	0	0	0	0	0	4	0	.000

Year	GB%	LD%	FB%	IFFB%	Weak%	Medium%	Hard%	Pull%	Oppo%	BABIP	BACON
2018
2019
2020
2021	50.0%	0.0%	50.0%	0.0%	0.0%	50.0%	50.0%	50.0%	0.0%	.000	.000

Year	O-Swing%	Zone%	SwStr%	CS%	CSW%	Contact%	O-Contact%	Z-Contact%	Swing%	Strike%
2018
2019
2020	0.0%	66.7%	33.3%	0.0%	33.3%	50.0%		50.0%	66.7%	66.7%
2021	100.0%	75.0%	0.0%	25.0%	25.0%	100.0%	100.0%	100.0%	75.0%	100.0%

Year	Early CS%	2-Str O-Swing%	F-Strike%	TF-Strike%
2018
2019
2020	0.0%	0.0%
2021	33.3%	0.0%	50.0%	0.0%

Year	aLoc%	h-mLoc%	gLoc%	hiLoc%	v-mLoc%	loLoc%	heLoc%	Early%	Behind%	2-Str%	Zone%	Early BIP%
2018