VIGHR · Susceptible pitchers · 2026-09-30

The weakest arms
on today's slate.

Every scheduled starter is assessed from season pitch-level data. Vulnerabilityis the share of a pitcher's league-ranked stats sitting in the worst third of MLB — 90% means almost everything we can rank about him ranks badly. Refreshed through the day as probables firm up.

1
Sean Burke
4-Seam 37% · Curve 20% · Slider 19% · Sinker 14% · 2,878 pitches
8%
vulnerable
2
Cristopher Sánchez
Sinker 44% · Changeup 37% · Slider 19% · 3,158 pitches
0%
vulnerable
3
Kevin Gausman
4-Seam 51% · SP 40% · Slider 9% · Changeup 0% · 3,003 pitches
0%
vulnerable
4
Hunter Brown
Sinker 32% · 4-Seam 30% · Curve 18% · Slider 10% · 1,881 pitches
0%
vulnerable
5
Tyler Mahle
4-Seam 48% · SP 29% · Cutter 15% · Slider 7% · 2,424 pitches
0%
vulnerable

Assessments use season pitch-level data and league statistical rankings; starters with under 200 recorded pitches are held out rather than ranked on thin samples. See how the model works and the published track record. For entertainment purposes only.