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.
Roki Sasaki RHP
2025 · vs LHB
402 pitches in sample Change pitcher
402 pitches in sample Change pitcher
402 Pitches
24.0% Whiff %
58.7% Strike %
.375 xwOBA
43.8% Hard-hit %
The arsenal
4 pitch types in sample| Pitch | Usage | n | Velo | Spin | Whiff % | Strike % | xwOBA | Hard-hit % |
|---|---|---|---|---|---|---|---|---|
| FF Four-seam | 47% | 189 | 96.4 | 2095 | 9.7% n=93 | 69.3% | .443 n=59 | 52.3% n=44 |
| FO Forkball | 43% | 171 | 85.3 | 512 | 40.0% n=70 | 49.1% | .255 n=31 | 29.4% n=17 |
| ST Sweeper | 10% | 40 | 81.6 | 1854 | 41.7% n=12 | 47.5% | .318 n=5 | 0.0% n=3 |
| UN Unknown | 0% | 2 | 95.0 | 2168 | — n=0 | 100.0% | — n=0 | — n=0 |
| ALLoverall | 100% | 402 | 90.2 | 1396 | 24.0% n=175 | 58.7% | .375 n=95 | 43.8% n=64 |
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