PITCHER MATCHUP

Spencer Arrighetti vs Kansas City Royals

How the Kansas City Royals's current regulars (top 9 by at-bats) project against Spencer Arrighetti's season-to-date arsenal — not the posted lineup for any single game.

Spencer Arrighetti's arsenal

Throws RHPvs LHH xwOBA .367vs RHH xwOBA .305Seasons 2026–2025–2024
Four-Seam Fastball 33%Curveball 28%Sweeper 13%Cutter 11%Changeup 8%Sinker 8%

How the Kansas City Royals's regulars project

Projected expected wOBA for each of the Kansas City Royals's top-9-by-AB hitters against Spencer Arrighetti, by batting order. A season-to-date read — lower favors the pitcher.

Lineup avg xwOBA .315
  1. 1 SP Salvador Perez RHB .321
    Pitch-by-pitch projection vs. Salvador Perez
    • Four-Seam Fastball (33% usage) projects to .357 xwOBA over 438 BIP — a meaningful edge for the batter.
    • Curveball (28% usage) projects to .296 xwOBA over 106 BIP — a roughly even matchup.
    • Sweeper (13% usage) projects to .280 xwOBA over 203 BIP — a roughly even matchup.
    • Cutter (11% usage) projects to .322 xwOBA over 130 BIP — a roughly even matchup.
    • Changeup (8% usage) projects to .268 xwOBA over 167 BIP — a clear edge for the pitcher.
    • Sinker (8% usage) projects to .375 xwOBA over 256 BIP — a meaningful edge for the batter.
  2. 2 CJ Carter Jensen LHB .315
    Pitch-by-pitch projection vs. Carter Jensen
    • Four-Seam Fastball (33% usage) projects to .313 xwOBA over 129 BIP — a roughly even matchup.
    • Curveball (28% usage) projects to .317 xwOBA over 26 BIP — a roughly even matchup.
    • Sweeper (13% usage) projects to .282 xwOBA over 43 BIP — a roughly even matchup.
    • Cutter (11% usage) projects to .344 xwOBA over 29 BIP — a meaningful edge for the batter.
    • Changeup (8% usage) projects to .310 xwOBA over 45 BIP — a roughly even matchup.
    • Sinker (8% usage) projects to .333 xwOBA over 60 BIP — a roughly even matchup.
  3. 3 JC Jac Caglianone LHB .330
    Pitch-by-pitch projection vs. Jac Caglianone
    • Four-Seam Fastball (33% usage) projects to .355 xwOBA over 153 BIP — a meaningful edge for the batter.
    • Curveball (28% usage) projects to .309 xwOBA over 42 BIP — a roughly even matchup.
    • Sweeper (13% usage) projects to .320 xwOBA over 57 BIP — a roughly even matchup.
    • Cutter (11% usage) projects to .345 xwOBA over 38 BIP — a meaningful edge for the batter.
    • Changeup (8% usage) projects to .285 xwOBA over 82 BIP — a roughly even matchup.
    • Sinker (8% usage) projects to .335 xwOBA over 82 BIP — a roughly even matchup.
  4. 4 IC Isaac Collins SH .312
    Pitch-by-pitch projection vs. Isaac Collins
    • Four-Seam Fastball (33% usage) projects to .328 xwOBA over 353 BIP — a roughly even matchup.
    • Curveball (28% usage) projects to .286 xwOBA over 42 BIP — a roughly even matchup.
    • Sweeper (13% usage) projects to .328 xwOBA over 35 BIP — a roughly even matchup.
    • Cutter (11% usage) projects to .349 xwOBA over 45 BIP — a meaningful edge for the batter.
    • Changeup (8% usage) projects to .252 xwOBA over 92 BIP — a clear edge for the pitcher.
    • Sinker (8% usage) projects to .324 xwOBA over 114 BIP — a roughly even matchup.
  5. 5 LT Lane Thomas RHB .312
    Pitch-by-pitch projection vs. Lane Thomas
    • Four-Seam Fastball (33% usage) projects to .317 xwOBA over 288 BIP — a roughly even matchup.
    • Curveball (28% usage) projects to .307 xwOBA over 49 BIP — a roughly even matchup.
    • Sweeper (13% usage) projects to .271 xwOBA over 76 BIP — a clear edge for the pitcher.
    • Cutter (11% usage) projects to .332 xwOBA over 70 BIP — a roughly even matchup.
    • Changeup (8% usage) projects to .333 xwOBA over 97 BIP — a roughly even matchup.
    • Sinker (8% usage) projects to .330 xwOBA over 211 BIP — a roughly even matchup.
  6. 6 MM Michael Massey LHB .306
    Pitch-by-pitch projection vs. Michael Massey
    • Four-Seam Fastball (33% usage) projects to .285 xwOBA over 321 BIP — a roughly even matchup.
    • Curveball (28% usage) projects to .326 xwOBA over 38 BIP — a roughly even matchup.
    • Sweeper (13% usage) projects to .294 xwOBA over 57 BIP — a roughly even matchup.
    • Cutter (11% usage) projects to .348 xwOBA over 60 BIP — a meaningful edge for the batter.
    • Changeup (8% usage) projects to .286 xwOBA over 149 BIP — a roughly even matchup.
    • Sinker (8% usage) projects to .309 xwOBA over 114 BIP — a roughly even matchup.
  7. 7 NL Nick Loftin RHB .306
    Pitch-by-pitch projection vs. Nick Loftin
    • Four-Seam Fastball (33% usage) projects to .318 xwOBA over 195 BIP — a roughly even matchup.
    • Curveball (28% usage) projects to .323 xwOBA over 22 BIP — a roughly even matchup.
    • Sweeper (13% usage) projects to .274 xwOBA over 47 BIP — a clear edge for the pitcher.
    • Cutter (11% usage) projects to .314 xwOBA over 51 BIP — a roughly even matchup.
    • Changeup (8% usage) projects to .273 xwOBA over 52 BIP — a clear edge for the pitcher.
    • Sinker (8% usage) projects to .270 xwOBA over 107 BIP — a clear edge for the pitcher.
  8. 8 SM Starling Marte RHB .318
    Pitch-by-pitch projection vs. Starling Marte
    • Four-Seam Fastball (33% usage) projects to .318 xwOBA over 226 BIP — a roughly even matchup.
    • Curveball (28% usage) projects to .312 xwOBA over 62 BIP — a roughly even matchup.
    • Sweeper (13% usage) projects to .315 xwOBA over 59 BIP — a roughly even matchup.
    • Cutter (11% usage) projects to .344 xwOBA over 58 BIP — a meaningful edge for the batter.
    • Changeup (8% usage) projects to .316 xwOBA over 81 BIP — a roughly even matchup.
    • Sinker (8% usage) projects to .310 xwOBA over 145 BIP — a roughly even matchup.
  9. 9 TT Tyler Tolbert RHB .315
    Pitch-by-pitch projection vs. Tyler Tolbert
    • Four-Seam Fastball (33% usage) projects to .337 xwOBA over 36 BIP — a roughly even matchup.
    • Curveball (28% usage) projects to .305 xwOBA over 6 BIP — a roughly even matchup.
    • Sweeper (13% usage) projects to .276 xwOBA over 15 BIP — a clear edge for the pitcher.
    • Cutter (11% usage) projects to .334 xwOBA over 12 BIP — a roughly even matchup.
    • Changeup (8% usage) projects to .316 xwOBA over 13 BIP — a roughly even matchup.
    • Sinker (8% usage) projects to .291 xwOBA over 23 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.