Will Klein

#64 - Relief Pitcher

Oakland Athletics

Bats / Throws	Right / Right
Date of Birth	11/28/1999 (25)
Height, Weight	6'5", 230 lb
Hometown	Bloomington, IN

2024 Season Stats

Needs more playing time to qualify

MLB Rank MLB Average

	Sv	IP	ERA	WHIP	K%	BB%
	0	7.1	11.05	2.45	18.4%	15.8%

	277^th 3 Sv	- 45 IP	- 4.00 ERA	- 1.28 WHIP	287^th 23.7% K%	345^th 9.1% BB%

	FB MPH	SwStr%	CSW%	Str-ICR	MTK%	PLV	PLA
	97.0	7.5%	27.4%	-	3.4%	5.14	-

	50^th 94.6 FB MPH	344^th 12.7% SwStr%	263^rd 29.2% CSW%	- Str-ICR	48^th - MTK%	168^th 5.13 PLV	- PLA

Articles

8/3/2024TWF 85 - What Can TON Do For You?John Ke

7/31/2024Breaking Down All 30 Teams Following 2024 MLB Trade DeadlineSteve Drumwright

6/11/2024Fantasy Baseball Relief Pitcher Rankings - 6/11/24 Depth ChartBenjamin Haller

6/3/2024Fantasy Baseball Relief Pitcher Rankings - 6/3/24 Depth ChartJake Crumpler

5/3/2024AL Central Farm System Report 2.0Steve Dwyer

See More Articles

Stats Glossary

Overview

Hide 2024 MLB Percentile | Hide 2024 MLB Average

Year	Team	G	GS	IP	W-L	Sv	Hld	ERA	WHIP	xERA	FIP	xFIP	PLA	K%	BB%	H/9	HR/9	BABIP	HR/FB%	LOB%	ICR	GB%	SwStr%	CSW%	IPR	PLV
2024	KC/OAK	8	0	7.1	1-0	0	0	11.05	2.45	6.70	3.73	5.40	3.83	18.4%	15.8%	14.7	0.00	.480	0.0%	50.0%	40.0%	44.0%	7.5%	27.4%	0.33	5.14
RP MLB Percentile		4	50	1	26-90	23	10	2	2	4	56	7	-	20	4	2	97	2	97	3	21	49	4	27	-	53
RP MLB AVG		41	0	45.0	3-2	3	7	4.00	1.28	4.11	4.05	4.01	3.18	23.7%	9.1%	8.0	1.07	.288	12.5%	72.5%	36.8%	44.8%	12.7%	29.2%	0.53	5.13
Career		8	0	7.1	1-0	0	0	11.05	2.45	-	-	-	3.83	18.4%	15.8%	14.7	0.00	.480	0.0%	50.0%	40.0%	44.0%	7.5%	27.4%	0.33	5.14

Repertoire

Four-Seamer | 57%
Curveball | 29%
Slider | 14%
All

2024 All

Hide 2024 MLB Percentile | Hide 2024 MLB Average

Year	Usage%	MPH	Zone%	O-Sw%	Str%	SwStr%	CS%	CSW%	Str-ICR	GB%	FB%	ICR	HR/FB%	AVG	BABIP	HL	HP	MTK%	PLV
2024	56.9%	97.0	55.4%	21.6%	67.5%	7.2%	25.3%	32.5%	55.4%	35.7%	35.7%	35.7%	0.0%	.300	.429	+2	1.5	4.8%	5.20
RP MLB Percentile	86	85	78	23	63	15	97	86	31	51	33	70	74	23	7	26	32	63	80
RP MLB AVG	40.1%	94.6	51.0%	26.4%	65.5%	11.0%	16.7%	27.8%	52.3%	35.7%	41.1%	41.0%	12.9%	.244	.295	+0	-0.3	6.5%	4.95

Year	xAVG	xwOBA	xBABIP	xwoBACON	HH%	Brl%	ICR	EV	FB EV	LA	xMov	yMov	xRP	yRP	Ext	Spin
2024	.266	.325	.380	.357	-	0.0%	35.7%	90.9	87.7	11.6	4.6	10.0	-1.0	5.7	6.3	2,157
RP MLB Percentile	32	51	10	58	-	86	70	42	62	82	40	72	62	49	30	16
RP MLB AVG	.242	.337	.289	.386	-	9.1%	41.0%	90.2	88.6	18.6	5.0	9.0	-0.8	5.6	6.4	2,291

Year	P	TBF	Strikes	Balls	1B	2B	3B	HR	H	TB	TIC	K	BB	HBP
2024	83	26	56	27	4	2	0	0	6	6	5	7	5	0
RP MLB Percentile	15	21	16	87	64	39	19	74	70	-	-	29	49	43
RP MLB AVG	246	61	163	83	8	2	0	2	12	16	15	15	7	1

Year	GB%	LD%	FB%	PU%	Pull%	Cent%	Oppo%	Fl&B%	Solid%	Brl%	SS%	HH%	PC%	ICR
2024	35.7%	28.6%	35.7%	0.0%	50.0%	7.1%	42.9%	35.7%	0.0%	0.0%	42.9%	-	64.3%	35.7%
RP MLB Percentile	51	25	33	0	96	1	86	10	82	86	25	-	-	70
RP MLB AVG	35.7%	23.2%	41.1%	13.1%	31.6%	35.5%	32.9%	25.1%	6.9%	9.1%	37.6%	-	58.9%	41.0%

Year	AVG	wOBA	BABIP	BACON	HL	xAVG	xwOBA	xBABIP	xwoBACON	EV	FB EV	LA	HR/FB%
2024	.300	.365	.429	.429	+2	.266	.325	.380	.357	90.9	87.7	11.6	0.0
RP MLB Percentile	23	28	7	14	26	32	51	10	58	42	62	82	74
RP MLB AVG	.244	.333	.295	.331	+0	.242	.337	.289	.386	90.2	88.6	18.6	12.9

Year	Zone%	Str%	Swing%	O-Sw%	Whiff%	Foul Str%	Con%	Z-Con%	O-Con%	CS%	SwStr%	CSW%	SIP%	BIP%	PLUS%	IPR	Str-ICR
2024	55.4%	67.5%	42.2%	21.6%	17.1%	18.1%	82.9%	88.9%	62.5%	25.3%	7.2%	32.5%	25.0%	16.9%	60.2%	0.66	55.4%
RP MLB Percentile	78	63	13	23	22	16	22	15	61	97	15	86	44	37	48	23	31
RP MLB AVG	51.0%	65.5%	48.7%	26.4%	22.5%	21.6%	77.5%	81.5%	66.3%	16.7%	11.0%	27.8%	-	-	60.2%	0.54	-

Year	Zone%	aLoc%	x-mLoc%	gLoc%	hiLoc%	y-mLoc%	loLoc%	iLoc%	oLoc%	mmLoc%
2024	55.4%	33.7%	34.9%	31.3%	49.4%	24.1%	26.5%	33.7%	31.3%	7.2%
RP MLB Percentile	78	43	94	27	45	25	70	80	5	39
RP MLB AVG	51.0%	35.1%	27.8%	37.1%	51.1%	26.7%	22.3%	28.8%	43.4%	7.9%

Year	Early%	Behind%	2-Str%	Early BIP%	F-Str%	TF-Str%	ECS%	2-Str O Sw%	PAR%
2024	53.0%	16.9%	30.1%	18.2%	83.3%	66.7%	27.3%	8.0%	28.0%
RP MLB Percentile	39	26	48	86	99	96	84	4	93
RP MLB AVG	54.4%	14.1%	31.5%	13.2%	62.0%	51.1%	21.8%	20.6%	18.5%

Year	MPH	Ext	iHB	iVB	Total Break	VAA	Height Adj. VAA	Spin	PLV
2024	97.0	6.3	7.9	16.5	18.5	-4.6	1.2	2,157	5.20
RP MLB Percentile	85	30	45	74	72	50	65	16	80
RP MLB AVG	94.6	6.4	-	-	-	-	-	2,291	4.95

Year	P	PLV	PLA	QP%	AP%	BP%	Q-BP%	HP	HL
2024	83	5.20	3.60	56.6%	10.8%	32.5%	24.1%	1.5	+2
RP MLB Percentile	15	80	-	92	4	74	74	32	26
RP MLB AVG	246	4.95	1.17	46.1%	17.0%	36.9%	9.1%	-0.3	+0

Year	Usage%	MPH	Zone%	O-Sw%	Str%	SwStr%	CS%	CSW%	Str-ICR	GB%	FB%	ICR	HR/FB%	AVG	BABIP	HL	HP	MTK%	PLV
2024	29.5%	86.5	30.2%	16.7%	44.2%	9.3%	11.6%	20.9%	30.2%	62.5%	25.0%	37.5%	0.0%	.500	.500	+3	2.6	0.0%	5.24
RP MLB Percentile	86	96	21	17	9	38	27	24	91	69	36	70	58	10	19	11	11	76	75
RP MLB AVG	17.4%	79.6	38.3%	28.3%	57.8%	11.6%	16.9%	28.5%	44.1%	44.7%	32.6%	46.9%	14.8%	.255	.320	+1	0.8	6.2%	4.97

Year	xAVG	xwOBA	xBABIP	xwoBACON	HH%	Brl%	ICR	EV	FB EV	LA	xMov	yMov	xRP	yRP	Ext	Spin
2024	.471	.575	.412	.561	-	12.5%	37.5%	85.9	73.5	9.0	-1.0	-4.1	-1.0	5.9	6.2	2,197
RP MLB Percentile	15	14	23	23	-	28	70	69	94	62	8	71	59	39	34	14
RP MLB AVG	.235	.293	.275	.377	-	8.4%	46.9%	87.8	86.8	11.8	-4.3	-5.3	-0.7	5.9	6.3	2,488

Year	P	TBF	Strikes	Balls	1B	2B	3B	HR	H	TB	TIC	K	BB	HBP
2024	43	9	19	24	3	1	0	0	4	4	3	0	1	0
RP MLB Percentile	56	54	49	38	19	16	6	32	22	-	-	0	16	19
RP MLB AVG	74	17	44	30	2	1	0	0	4	3	5	6	1	0

Year	GB%	LD%	FB%	PU%	Pull%	Cent%	Oppo%	Fl&B%	Solid%	Brl%	SS%	HH%	PC%	ICR
2024	62.5%	12.5%	25.0%	0.0%	37.5%	50.0%	12.5%	25.0%	0.0%	12.5%	25.0%	-	62.5%	37.5%
RP MLB Percentile	69	67	36	0	23	71	42	49	42	28	68	-	-	70
RP MLB AVG	44.7%	22.8%	32.6%	6.2%	49.5%	31.9%	18.6%	26.1%	5.2%	8.4%	36.3%	-	60.3%	46.9%

Year	AVG	wOBA	BABIP	BACON	HL	xAVG	xwOBA	xBABIP	xwoBACON	EV	FB EV	LA	HR/FB%
2024	.500	.510	.500	.500	+3	.471	.575	.412	.561	85.9	73.5	9.0	0.0
RP MLB Percentile	10	17	19	21	11	15	14	23	23	69	94	62	58
RP MLB AVG	.255	.306	.320	.357	+1	.235	.293	.275	.377	87.8	86.8	11.8	14.8

Year	Zone%	Str%	Swing%	O-Sw%	Whiff%	Foul Str%	Con%	Z-Con%	O-Con%	CS%	SwStr%	CSW%	SIP%	BIP%	PLUS%	IPR	Str-ICR
2024	30.2%	44.2%	32.6%	16.7%	28.6%	4.7%	71.4%	100.0%	20.0%	11.6%	9.3%	20.9%	42.1%	18.6%	34.9%	-0.07	30.2%
RP MLB Percentile	21	9	21	17	47	10	47	3	88	27	38	24	12	24	6	87	91
RP MLB AVG	38.3%	57.8%	40.9%	28.3%	28.3%	14.1%	71.7%	86.2%	52.3%	16.9%	11.6%	28.5%	-	-	52.5%	0.42	-

Year	Zone%	aLoc%	x-mLoc%	gLoc%	hiLoc%	y-mLoc%	loLoc%	iLoc%	oLoc%	mmLoc%
2024	30.2%	7.0%	20.9%	72.1%	16.3%	18.6%	65.1%	41.9%	37.2%	7.0%
RP MLB Percentile	21	3	30	96	48	53	51	85	25	72
RP MLB AVG	38.3%	31.7%	25.6%	42.7%	19.0%	18.4%	62.6%	29.9%	44.5%	5.2%

Year	Early%	Behind%	2-Str%	Early BIP%	F-Str%	TF-Str%	ECS%	2-Str O Sw%	PAR%
2024	62.8%	9.3%	27.9%	22.2%	60.0%	40.0%	18.5%	-	0.0%
RP MLB Percentile	58	14	34	86	56	25	28	-	0
RP MLB AVG	60.3%	4.3%	35.4%	11.5%	55.3%	47.5%	24.5%	32.5%	17.6%

Year	MPH	Ext	iHB	iVB	Total Break	VAA	Height Adj. VAA	Spin	PLV
2024	86.5	6.2	-2.8	-9.6	10.3	-8.9	-1.4	2,197	5.24
RP MLB Percentile	96	34	8	72	13	75	83	14	75
RP MLB AVG	79.6	6.3	-	-	-	-	-	2,488	4.97

Year	P	PLV	PLA	QP%	AP%	BP%	Q-BP%	HP	HL
2024	43	5.24	3.47	44.2%	23.3%	32.6%	11.6%	2.6	+3
RP MLB Percentile	56	75	-	47	81	71	71	11	11
RP MLB AVG	74	4.97	0.32	44.0%	17.2%	38.7%	5.3%	0.8	+1

Year	Usage%	MPH	Zone%	O-Sw%	Str%	SwStr%	CS%	CSW%	Str-ICR	GB%	FB%	ICR	HR/FB%	AVG	BABIP	HL	HP	MTK%	PLV
2024	13.7%	87.6	30.0%	7.1%	35.0%	5.0%	15.0%	20.0%	15.0%	33.3%	0.0%	66.7%	-	.667	.667	+1	1.5	5.0%	4.67
RP MLB Percentile	14	78	7	0	0	4	53	7	99	22	0	5	-	1	2	37	38	66	4
RP MLB AVG	30.0%	85.5	41.6%	32.1%	62.1%	15.5%	14.8%	30.3%	50.0%	41.6%	36.9%	38.0%	13.3%	.236	.295	+1	1.1	6.8%	5.19

Year	xAVG	xwOBA	xBABIP	xwoBACON	HH%	Brl%	ICR	EV	FB EV	LA	xMov	yMov	xRP	yRP	Ext	Spin
2024	.432	.545	.412	.545	-	0.0%	66.7%	91.0	-	-13.0	0.2	1.0	-1.1	5.8	6.2	2,216
RP MLB Percentile	4	5	9	11	-	69	5	14	-	99	6	46	65	56	27	17
RP MLB AVG	.226	.298	.276	.373	-	7.3%	38.0%	86.7	86.6	14.7	-2.5	1.1	-0.9	5.6	6.4	2,429

Year	P	TBF	Strikes	Balls	1B	2B	3B	HR	H	TB	TIC	K	BB	HBP
2024	20	3	7	13	1	1	0	0	2	2	2	0	0	0
RP MLB Percentile	0	1	0	85	74	40	16	58	76	-	-	0	69	28
RP MLB AVG	164	41	104	60	5	2	0	1	8	10	9	12	3	0

Year	GB%	LD%	FB%	PU%	Pull%	Cent%	Oppo%	Fl&B%	Solid%	Brl%	SS%	HH%	PC%	ICR
2024	33.3%	66.7%	0.0%	0.0%	66.7%	0.0%	33.3%	0.0%	66.7%	0.0%	66.7%	-	33.3%	66.7%
RP MLB Percentile	22	0	0	0	87	0	87	92	0	69	2	-	-	5
RP MLB AVG	41.6%	21.7%	36.9%	9.9%	48.1%	31.7%	20.2%	23.9%	5.7%	7.3%	35.6%	-	63.2%	38.0%

Year	AVG	wOBA	BABIP	BACON	HL	xAVG	xwOBA	xBABIP	xwoBACON	EV	FB EV	LA	HR/FB%
2024	.667	.712	.667	.667	+1	.432	.545	.412	.545	91.0	-	-13.0	-
RP MLB Percentile	1	2	2	3	37	4	5	9	11	14	-	99	-
RP MLB AVG	.236	.302	.295	.330	+1	.226	.298	.276	.373	86.7	86.6	14.7	13.3

Year	Zone%	Str%	Swing%	O-Sw%	Whiff%	Foul Str%	Con%	Z-Con%	O-Con%	CS%	SwStr%	CSW%	SIP%	BIP%	PLUS%	IPR	Str-ICR
2024	30.0%	35.0%	20.0%	7.1%	25.0%	0.0%	75.0%	100.0%	0.0%	15.0%	5.0%	20.0%	42.9%	15.0%	25.0%	-0.20	15.0%
RP MLB Percentile	7	0	0	0	23	0	23	0	97	53	4	7	1	55	0	99	99
RP MLB AVG	41.6%	62.1%	47.3%	32.1%	32.8%	15.5%	67.2%	82.4%	44.8%	14.8%	15.5%	30.3%	-	-	56.8%	0.52	-

Year	Zone%	aLoc%	x-mLoc%	gLoc%	hiLoc%	y-mLoc%	loLoc%	iLoc%	oLoc%	mmLoc%
2024	30.0%	10.0%	40.0%	50.0%	40.0%	30.0%	30.0%	5.0%	55.0%	10.0%
RP MLB Percentile	7	12	99	22	99	89	1	1	60	88
RP MLB AVG	41.6%	20.0%	22.4%	57.6%	16.1%	21.5%	62.4%	25.3%	52.4%	6.2%

Year	Early%	Behind%	2-Str%	Early BIP%	F-Str%	TF-Str%	ECS%	2-Str O Sw%	PAR%
2024	70.0%	15.0%	15.0%	14.3%	50.0%	25.0%	21.4%	-	0.0%
RP MLB Percentile	91	8	5	62	16	5	57	-	0
RP MLB AVG	59.0%	8.2%	32.8%	13.6%	59.7%	49.9%	20.2%	26.9%	20.2%

Year	MPH	Ext	iHB	iVB	Total Break	VAA	Height Adj. VAA	Spin	PLV
2024	87.6	6.2	-0.5	-0.1	2.4	-6.9	-0.9	2,216	4.67
RP MLB Percentile	78	27	3	48	1	85	26	17	4
RP MLB AVG	85.5	6.4	-	-	-	-	-	2,429	5.19

Year	P	PLV	PLA	QP%	AP%	BP%	Q-BP%	HP	HL
2024	20	4.67	5.58	25.0%	20.0%	55.0%	-30.0%	1.5	+1
RP MLB Percentile	0	4	-	1	66	1	1	38	37
RP MLB AVG	164	5.19	0.63	47.4%	18.5%	34.1%	13.3%	1.1	+1

Pitch Type	Usage%	MPH	Zone%	O-Sw%	Str%	SwStr%	CS%	CSW%	Str-ICR	GB%	FB%	ICR	HR/FB%	AVG	BABIP	HL	HP	MTK%	PLV
Four-Seamer	56.9%	97.0	55.4%	21.6%	67.5%	7.2%	25.3%	32.5%	55.4%	35.7%	35.7%	35.7%	0.0%	.300	.429	+2	1.5	4.8%	5.20
Curveball	29.5%	86.5	30.2%	16.7%	44.2%	9.3%	11.6%	20.9%	30.2%	62.5%	25.0%	37.5%	0.0%	.500	.500	+3	2.6	0.0%	5.24
Slider	13.7%	87.6	30.0%	7.1%	35.0%	5.0%	15.0%	20.0%	15.0%	33.3%	0.0%	66.7%	-	.667	.667	+1	1.5	5.0%	4.67

Pitch Type	P	TBF	Strikes	Balls	1B	2B	3B	HR	H	TB	TIC	K	BB	HBP
Four-Seamer	83	26	56	27	4	2	0	0	6	6	5	7	5	0
Curveball	43	9	19	24	3	1	0	0	4	4	3	0	1	0
Slider	20	3	7	13	1	1	0	0	2	2	2	0	0	0

Pitch Type	xAVG	xwOBA	xBABIP	xwoBACON	HH%	Brl%	ICR	EV	FB EV	LA	xMov	yMov	xRP	yRP	Ext	Spin
Four-Seamer	.266	.325	.380	.357	-	0.0%	35.7%	90.9	87.7	11.6	4.6	10.0	-1.0	5.7	6.3	2,157
Curveball	.471	.575	.412	.561	-	12.5%	37.5%	85.9	73.5	9.0	-1.0	-4.1	-1.0	5.9	6.2	2,197
Slider	.432	.545	.412	.545	-	0.0%	66.7%	91.0	-	-13.0	0.2	1.0	-1.1	5.8	6.2	2,216

Pitch Type	GB%	LD%	FB%	PU%	Pull%	Cent%	Oppo%	Fl&B%	Solid%	Brl%	SS%	HH%	PC%	ICR
Four-Seamer	35.7%	28.6%	35.7%	0.0%	50.0%	7.1%	42.9%	35.7%	0.0%	0.0%	42.9%	-	64.3%	35.7%
Curveball	62.5%	12.5%	25.0%	0.0%	37.5%	50.0%	12.5%	25.0%	0.0%	12.5%	25.0%	-	62.5%	37.5%
Slider	33.3%	66.7%	0.0%	0.0%	66.7%	0.0%	33.3%	0.0%	66.7%	0.0%	66.7%	-	33.3%	66.7%

Pitch Type	AVG	wOBA	BABIP	BACON	HL	xAVG	xwOBA	xBABIP	xwoBACON	EV	FB EV	LA	HR/FB%
Four-Seamer	.300	.365	.429	.429	+2	.266	.325	.380	.357	90.9	87.7	11.6	0.0
Curveball	.500	.510	.500	.500	+3	.471	.575	.412	.561	85.9	73.5	9.0	0.0
Slider	.667	.712	.667	.667	+1	.432	.545	.412	.545	91.0	-	-13.0	-

Pitch Type	Zone%	Str%	Swing%	O-Sw%	Whiff%	Foul Str%	Con%	Z-Con%	O-Con%	CS%	SwStr%	CSW%	SIP%	BIP%	PLUS%	IPR	Str-ICR
Four-Seamer	55.4%	67.5%	42.2%	21.6%	17.1%	18.1%	82.9%	88.9%	62.5%	25.3%	7.2%	32.5%	25.0%	16.9%	60.2%	0.66	55.4%
Curveball	30.2%	44.2%	32.6%	16.7%	28.6%	4.7%	71.4%	100.0%	20.0%	11.6%	9.3%	20.9%	42.1%	18.6%	34.9%	-0.07	30.2%
Slider	30.0%	35.0%	20.0%	7.1%	25.0%	0.0%	75.0%	100.0%	0.0%	15.0%	5.0%	20.0%	42.9%