PITCHER MATCHUP

Kumar Rocker vs Miami Marlins

How the Miami Marlins'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 .377vs RHH xwOBA .299Seasons 2026–2025–2024
Slider 31%Sinker 28%Cutter 18%Four-Seam Fastball 15%Changeup 6%Curveball 2%

How the Miami Marlins's regulars project

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

Lineup avg xwOBA .321
  1. 1 OL Otto Lopez RHB .330
    Pitch-by-pitch projection vs. Otto Lopez
    • Slider (31% usage) projects to .308 xwOBA over 250 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .375 xwOBA over 300 BIP — a meaningful edge for the batter.
    • Cutter (18% usage) projects to .302 xwOBA over 102 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .365 xwOBA over 348 BIP — a meaningful edge for the batter.
    • Changeup (6% usage) projects to .240 xwOBA over 170 BIP — a clear edge for the pitcher.
    • Curveball (2% usage) projects to .295 xwOBA over 86 BIP — a roughly even matchup.
  2. 2 XE Xavier Edwards SH .312
    Pitch-by-pitch projection vs. Xavier Edwards
    • Slider (31% usage) projects to .301 xwOBA over 131 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .319 xwOBA over 229 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .302 xwOBA over 113 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .345 xwOBA over 451 BIP — a meaningful edge for the batter.
    • Changeup (6% usage) projects to .286 xwOBA over 187 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .309 xwOBA over 94 BIP — a roughly even matchup.
  3. 3 JM Jakob Marsee LHB .305
    Pitch-by-pitch projection vs. Jakob Marsee
    • Slider (31% usage) projects to .291 xwOBA over 72 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .310 xwOBA over 102 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .301 xwOBA over 57 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .321 xwOBA over 229 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .328 xwOBA over 68 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .319 xwOBA over 28 BIP — a roughly even matchup.
  4. 4 KS Kyle Stowers LHB .336
    Pitch-by-pitch projection vs. Kyle Stowers
    • Slider (31% usage) projects to .302 xwOBA over 129 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .351 xwOBA over 122 BIP — a meaningful edge for the batter.
    • Cutter (18% usage) projects to .376 xwOBA over 74 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (15% usage) projects to .327 xwOBA over 358 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .327 xwOBA over 138 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .357 xwOBA over 56 BIP — a meaningful edge for the batter.
  5. 5 JS Javier Sanoja RHB .293
    Pitch-by-pitch projection vs. Javier Sanoja
    • Slider (31% usage) projects to .280 xwOBA over 112 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .304 xwOBA over 119 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .289 xwOBA over 47 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .309 xwOBA over 197 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .284 xwOBA over 57 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .296 xwOBA over 36 BIP — a roughly even matchup.
  6. 6 HH Heriberto Hernández RHB .338
    Pitch-by-pitch projection vs. Heriberto Hernández
    • Slider (31% usage) projects to .339 xwOBA over 81 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .358 xwOBA over 112 BIP — a meaningful edge for the batter.
    • Cutter (18% usage) projects to .324 xwOBA over 39 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .336 xwOBA over 163 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .289 xwOBA over 56 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .316 xwOBA over 34 BIP — a roughly even matchup.
  7. 7 OC Owen Caissie LHB .311
    Pitch-by-pitch projection vs. Owen Caissie
    • Slider (31% usage) projects to .306 xwOBA over 40 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .295 xwOBA over 36 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .323 xwOBA over 21 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .348 xwOBA over 75 BIP — a meaningful edge for the batter.
    • Changeup (6% usage) projects to .284 xwOBA over 40 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .295 xwOBA over 23 BIP — a roughly even matchup.
  8. 8 JM Joe Mack LHB .324
    Pitch-by-pitch projection vs. Joe Mack
    • Slider (31% usage) projects to .309 xwOBA over 25 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .333 xwOBA over 32 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .336 xwOBA over 18 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .332 xwOBA over 51 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .311 xwOBA over 28 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .304 xwOBA over 13 BIP — a roughly even matchup.
  9. 9 GC Griffin Conine LHB .341
    Pitch-by-pitch projection vs. Griffin Conine
    • Slider (31% usage) projects to .315 xwOBA over 44 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .345 xwOBA over 29 BIP — a meaningful edge for the batter.
    • Cutter (18% usage) projects to .368 xwOBA over 21 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (15% usage) projects to .361 xwOBA over 77 BIP — a meaningful edge for the batter.
    • Changeup (6% usage) projects to .342 xwOBA over 47 BIP — a meaningful edge for the batter.
    • Curveball (2% usage) projects to .283 xwOBA over 26 BIP — a roughly even matchup.
Full pitch-by-pitch breakdown, with pitch-zone heatmaps →

No meeting currently scheduled — this is a durable season matchup read.