Edge Labs · Research

Pitcher Lab

A pitch-level explorer over Statcast for one pitcher. Search an arm, set the filters, and read the arsenal: usage, velo and spin, whiff %, strike %, xwOBA against, and hard-hit %. Every number shows the sample (n) behind it. Research and context, you decide.

Mitch Keller RHP

2024
2852 pitches in sample Change pitcher

2852 Pitches

19.5% Whiff %

66.3% Strike %

.322 xwOBA

39.3% Hard-hit %

The arsenal

9 pitch types in sample

Pitch	Usage	n	Velo	Spin	Whiff %	Strike %	xwOBA	Hard-hit %
FF Four-seam	29%	840	94.5	2404	21.0% n=423	68.9%	.323 n=192	40.0% n=125
SI Sinker	23%	645	93.3	2443	10.7% n=280	66.0%	.294 n=196	44.9% n=138
ST Sweeper	15%	441	83.0	2786	23.2% n=224	66.2%	.264 n=156	25.0% n=96
FC Cutter	12%	351	90.4	2490	17.9% n=173	67.5%	.397 n=94	38.2% n=76
CU Curveball	10%	274	78.3	2652	28.3% n=99	59.9%	.341 n=46	34.3% n=35
SL Slider	9%	270	87.5	2496	23.6% n=140	64.4%	.379 n=79	49.2% n=63
CH Changeup	1%	28	89.6	2104	7.1% n=14	60.7%	.542 n=7	57.1% n=7
PO Pitchout	0%	2	90.9	2350	— n=0	0.0%	— n=0	— n=0
UN Unknown	0%	1	·	·	— n=0	100.0%	— n=0	— n=0
ALLoverall	100%	2852	89.7	2512	19.5% n=1353	66.3%	.322 n=770	39.3% n=540

Whiff % = whiffs ÷ swings · Strike % = strikes ÷ pitches · xwOBA = avg expected wOBA on contact · Hard-hit % = 95+ mph ÷ batted balls · n shown on every rate · descriptive context, not a pick