PITCHER MATCHUP

Kumar Rocker vs Chicago White Sox

How the Chicago White Sox's current regulars (top 9 by at-bats) project against Kumar Rocker's season-to-date arsenal — not the posted lineup for any single game.

Kumar Rocker's arsenal

Throws RHPvs LHH xwOBA .375vs RHH xwOBA .306Seasons 2026–2025–2024
Slider 30%Sinker 29%Cutter 18%Four-Seam Fastball 15%Changeup 6%Curveball 2%

How the Chicago White Sox's regulars project

Projected expected wOBA for each of the Chicago White Sox's top-9-by-AB hitters against Kumar Rocker, by batting order. A season-to-date read — lower favors the pitcher.

Lineup avg xwOBA .318
  1. 1 MV Miguel Vargas RHB .342
    Pitch-by-pitch projection vs. Miguel Vargas
    • Slider (30% usage) projects to .332 xwOBA over 165 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .380 xwOBA over 258 BIP — a meaningful edge for the batter.
    • Cutter (18% usage) projects to .325 xwOBA over 87 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .327 xwOBA over 418 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .306 xwOBA over 102 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .309 xwOBA over 58 BIP — a roughly even matchup.
  2. 2 CM Chase Meidroth RHB .301
    Pitch-by-pitch projection vs. Chase Meidroth
    • Slider (30% usage) projects to .285 xwOBA over 135 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .308 xwOBA over 200 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .308 xwOBA over 60 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .322 xwOBA over 268 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .272 xwOBA over 97 BIP — a clear edge for the pitcher.
    • Curveball (2% usage) projects to .310 xwOBA over 31 BIP — a roughly even matchup.
  3. 3 CM Colson Montgomery LHB .335
    Pitch-by-pitch projection vs. Colson Montgomery
    • Slider (30% usage) projects to .315 xwOBA over 84 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .352 xwOBA over 101 BIP — a meaningful edge for the batter.
    • Cutter (18% usage) projects to .393 xwOBA over 52 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (15% usage) projects to .290 xwOBA over 226 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .314 xwOBA over 76 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .286 xwOBA over 32 BIP — a roughly even matchup.
  4. 4 SA Sam Antonacci LHB .320
    Pitch-by-pitch projection vs. Sam Antonacci
    • Slider (30% usage) projects to .309 xwOBA over 35 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .330 xwOBA over 66 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .298 xwOBA over 34 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .361 xwOBA over 99 BIP — a meaningful edge for the batter.
    • Changeup (6% usage) projects to .294 xwOBA over 35 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .323 xwOBA over 8 BIP — a roughly even matchup.
  5. 5 AB Andrew Benintendi LHB .324
    Pitch-by-pitch projection vs. Andrew Benintendi
    • Slider (30% usage) projects to .311 xwOBA over 172 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .343 xwOBA over 195 BIP — a meaningful edge for the batter.
    • Cutter (18% usage) projects to .319 xwOBA over 95 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .317 xwOBA over 405 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .328 xwOBA over 178 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .351 xwOBA over 65 BIP — a meaningful edge for the batter.
  6. 6 TP Tristan Peters LHB .311
    Pitch-by-pitch projection vs. Tristan Peters
    • Slider (30% usage) projects to .300 xwOBA over 33 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .307 xwOBA over 54 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .327 xwOBA over 28 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .331 xwOBA over 97 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .296 xwOBA over 28 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .291 xwOBA over 19 BIP — a roughly even matchup.
  7. 7 MM Munetaka Murakami LHB .330
    Pitch-by-pitch projection vs. Munetaka Murakami
    • Slider (30% usage) projects to .284 xwOBA over 49 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .358 xwOBA over 27 BIP — a meaningful edge for the batter.
    • Cutter (18% usage) projects to .329 xwOBA over 14 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .373 xwOBA over 94 BIP — a meaningful edge for the batter.
    • Changeup (6% usage) projects to .319 xwOBA over 27 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .340 xwOBA over 16 BIP — a meaningful edge for the batter.
  8. 8 LA Luisangel Acuña RHB .291
    Pitch-by-pitch projection vs. Luisangel Acuña
    • Slider (30% usage) projects to .260 xwOBA over 68 BIP — a clear edge for the pitcher.
    • Sinker (29% usage) projects to .309 xwOBA over 78 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .296 xwOBA over 27 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .314 xwOBA over 100 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .281 xwOBA over 49 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .312 xwOBA over 19 BIP — a roughly even matchup.
  9. 9 RG Randal Grichuk RHB .311
    Pitch-by-pitch projection vs. Randal Grichuk
    • Slider (30% usage) projects to .285 xwOBA over 128 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .335 xwOBA over 110 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .308 xwOBA over 50 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .331 xwOBA over 231 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .287 xwOBA over 106 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .313 xwOBA over 30 BIP — a roughly even matchup.
Full pitch-by-pitch breakdown, with pitch-zone heatmaps →

Next scheduled meeting: 2026-07-21 game page →