PITCHER MATCHUP

Kumar Rocker vs Baltimore Orioles

How the Baltimore Orioles'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 .365vs RHH xwOBA .307Seasons 2026–2025–2024
Slider 32%Sinker 29%Cutter 17%Four-Seam Fastball 16%Changeup 5%Curveball 2%

How the Baltimore Orioles's regulars project

Projected expected wOBA for each of the Baltimore Orioles'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 GH Gunnar Henderson LHB .319
    Pitch-by-pitch projection vs. Gunnar Henderson
    • Slider (32% usage) projects to .282 xwOBA over 257 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .342 xwOBA over 346 BIP — a meaningful edge for the batter.
    • Cutter (17% usage) projects to .326 xwOBA over 164 BIP — a roughly even matchup.
    • Four-Seam Fastball (16% usage) projects to .346 xwOBA over 563 BIP — a meaningful edge for the batter.
    • Changeup (5% usage) projects to .310 xwOBA over 253 BIP — a roughly even matchup.
  2. 2 PA Pete Alonso RHB .365
    Pitch-by-pitch projection vs. Pete Alonso
    • Slider (32% usage) projects to .337 xwOBA over 320 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .389 xwOBA over 448 BIP — a meaningful edge for the batter.
    • Cutter (17% usage) projects to .363 xwOBA over 135 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (16% usage) projects to .399 xwOBA over 541 BIP — a meaningful edge for the batter.
    • Changeup (5% usage) projects to .311 xwOBA over 182 BIP — a roughly even matchup.
  3. 3 LT Leody Taveras SH .302
    Pitch-by-pitch projection vs. Leody Taveras
    • Slider (32% usage) projects to .281 xwOBA over 103 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .343 xwOBA over 144 BIP — a meaningful edge for the batter.
    • Cutter (17% usage) projects to .317 xwOBA over 80 BIP — a roughly even matchup.
    • Four-Seam Fastball (16% usage) projects to .266 xwOBA over 400 BIP — a clear edge for the pitcher.
    • Changeup (5% usage) projects to .266 xwOBA over 173 BIP — a clear edge for the pitcher.
  4. 4 CM Coby Mayo RHB .318
    Pitch-by-pitch projection vs. Coby Mayo
    • Slider (32% usage) projects to .273 xwOBA over 135 BIP — a clear edge for the pitcher.
    • Sinker (29% usage) projects to .356 xwOBA over 116 BIP — a meaningful edge for the batter.
    • Cutter (17% usage) projects to .319 xwOBA over 57 BIP — a roughly even matchup.
    • Four-Seam Fastball (16% usage) projects to .338 xwOBA over 214 BIP — a roughly even matchup.
    • Changeup (5% usage) projects to .329 xwOBA over 77 BIP — a roughly even matchup.
  5. 5 SB Samuel Basallo LHB .312
    Pitch-by-pitch projection vs. Samuel Basallo
    • Slider (32% usage) projects to .279 xwOBA over 67 BIP — a clear edge for the pitcher.
    • Sinker (29% usage) projects to .337 xwOBA over 61 BIP — a roughly even matchup.
    • Cutter (17% usage) projects to .322 xwOBA over 34 BIP — a roughly even matchup.
    • Four-Seam Fastball (16% usage) projects to .328 xwOBA over 148 BIP — a roughly even matchup.
    • Changeup (5% usage) projects to .300 xwOBA over 77 BIP — a roughly even matchup.
  6. 6 CC Colton Cowser LHB .340
    Pitch-by-pitch projection vs. Colton Cowser
    • Slider (32% usage) projects to .309 xwOBA over 160 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .354 xwOBA over 169 BIP — a meaningful edge for the batter.
    • Cutter (17% usage) projects to .394 xwOBA over 72 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (16% usage) projects to .346 xwOBA over 391 BIP — a meaningful edge for the batter.
    • Changeup (5% usage) projects to .255 xwOBA over 201 BIP — a clear edge for the pitcher.
  7. 7 DB Dylan Beavers LHB .309
    Pitch-by-pitch projection vs. Dylan Beavers
    • Slider (32% usage) projects to .289 xwOBA over 50 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .321 xwOBA over 67 BIP — a roughly even matchup.
    • Cutter (17% usage) projects to .308 xwOBA over 35 BIP — a roughly even matchup.
    • Four-Seam Fastball (16% usage) projects to .329 xwOBA over 153 BIP — a roughly even matchup.
    • Changeup (5% usage) projects to .310 xwOBA over 64 BIP — a roughly even matchup.
  8. 8 JJ Jeremiah Jackson RHB .301
    Pitch-by-pitch projection vs. Jeremiah Jackson
    • Slider (32% usage) projects to .275 xwOBA over 90 BIP — a clear edge for the pitcher.
    • Sinker (29% usage) projects to .312 xwOBA over 71 BIP — a roughly even matchup.
    • Cutter (17% usage) projects to .329 xwOBA over 37 BIP — a roughly even matchup.
    • Four-Seam Fastball (16% usage) projects to .302 xwOBA over 100 BIP — a roughly even matchup.
    • Changeup (5% usage) projects to .299 xwOBA over 44 BIP — a roughly even matchup.
  9. 9 CN Carlos Narváez RHB .294
    Pitch-by-pitch projection vs. Carlos Narváez
    • Slider (32% usage) projects to .296 xwOBA over 115 BIP — a roughly even matchup.
    • Sinker (29% usage) projects to .300 xwOBA over 121 BIP — a roughly even matchup.
    • Cutter (17% usage) projects to .299 xwOBA over 47 BIP — a roughly even matchup.
    • Four-Seam Fastball (16% usage) projects to .271 xwOBA over 241 BIP — a clear edge for the pitcher.
    • Changeup (5% usage) projects to .310 xwOBA over 68 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.