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.
Merrill Kelly RHP
2025 · vs RHB
1337 pitches in sample Change pitcher
1337 pitches in sample Change pitcher
1337 Pitches
24.3% Whiff %
66.2% Strike %
.302 xwOBA
43.2% Hard-hit %
The arsenal
7 pitch types in sample| Pitch | Usage | n | Velo | Spin | Whiff % | Strike % | xwOBA | Hard-hit % |
|---|---|---|---|---|---|---|---|---|
| CH Changeup | 21% | 282 | 88.7 | 2168 | 35.2% n=176 | 64.5% | .203 n=91 | 42.2% n=45 |
| FC Cutter | 21% | 278 | 90.6 | 2385 | 17.6% n=131 | 68.0% | .363 n=44 | 45.9% n=37 |
| FF Four-seam | 21% | 275 | 92.2 | 2386 | 28.5% n=123 | 68.7% | .316 n=58 | 58.8% n=34 |
| SI Sinker | 18% | 237 | 92.2 | 2234 | 8.8% n=114 | 65.0% | .392 n=77 | 43.5% n=62 |
| SL Slider | 15% | 196 | 85.8 | 2367 | 29.8% n=104 | 61.2% | .265 n=53 | 25.0% n=44 |
| CU Curveball | 5% | 68 | 82.1 | 2632 | 12.5% n=32 | 73.5% | .325 n=23 | 52.6% n=19 |
| UN Unknown | 0% | 1 | 87.1 | 2480 | — n=0 | 100.0% | — n=0 | — n=0 |
| ALLoverall | 100% | 1337 | 89.7 | 2323 | 24.3% n=680 | 66.2% | .302 n=346 | 43.2% n=241 |
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