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

2023-25 · vs LHB
4655 pitches in sample Change pitcher

4655 Pitches

19.1% Whiff %

65.4% Strike %

.341 xwOBA

41.2% Hard-hit %

The arsenal

8 pitch types in sample

Pitch	Usage	n	Velo	Spin	Whiff %	Strike %	xwOBA	Hard-hit %
FF Four-seam	37%	1730	94.6	2396	18.1% n=878	67.3%	.326 n=434	41.0% n=278
FC Cutter	15%	696	90.3	2468	19.8% n=363	68.0%	.401 n=169	35.3% n=139
CU Curveball	14%	649	78.0	2624	27.3% n=231	55.5%	.359 n=107	40.5% n=79
ST Sweeper	12%	566	82.4	2749	19.6% n=271	68.9%	.311 n=166	33.0% n=97
SI Sinker	9%	414	93.6	2432	12.6% n=182	65.2%	.299 n=153	47.8% n=92
CH Changeup	7%	305	89.6	1924	15.0% n=147	61.0%	.375 n=82	41.4% n=70
SL Slider	6%	294	87.4	2520	21.5% n=172	68.0%	.372 n=95	58.2% n=67
UN Unknown	0%	1	·	·	— n=0	100.0%	— n=0	— n=0
ALLoverall	100%	4655	89.3	2462	19.1% n=2244	65.4%	.341 n=1206	41.2% n=822

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