Seattle Mariners at Pittsburgh Pirates
Probable starters
Lineups
Lineups are usually announced ~90 minutes before first pitch. Check back soon.
Pitcher vs. lineup projection
Projected expected wOBA for each probable starter against the opposing lineup, by batting order. A season-to-date matchup read — forward-looking, not a result.
Bryce Miller (RHP)
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1 BL Brandon Lowe SH .337
Pitch-by-pitch projection vs. Brandon Lowe
- Four-Seam Fastball (43% usage) projects to .375 xwOBA over 333 BIP — a meaningful edge for the batter.
- Splitter (19% usage) projects to .280 xwOBA over 76 BIP — a roughly even matchup.
- Sinker (14% usage) projects to .368 xwOBA over 164 BIP — a meaningful edge for the batter.
- Slider (10% usage) projects to .302 xwOBA over 199 BIP — a roughly even matchup.
- Knuckle Curve (8% usage) projects to .289 xwOBA over 27 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .305 xwOBA over 81 BIP — a roughly even matchup.
- Cutter (2% usage) projects to .304 xwOBA over 100 BIP — a roughly even matchup.
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2 BR Bryan Reynolds SH .331
Pitch-by-pitch projection vs. Bryan Reynolds
- Four-Seam Fastball (43% usage) projects to .357 xwOBA over 488 BIP — a meaningful edge for the batter.
- Splitter (19% usage) projects to .269 xwOBA over 54 BIP — a clear edge for the pitcher.
- Sinker (14% usage) projects to .380 xwOBA over 218 BIP — a meaningful edge for the batter.
- Slider (10% usage) projects to .320 xwOBA over 228 BIP — a roughly even matchup.
- Knuckle Curve (8% usage) projects to .275 xwOBA over 38 BIP — a clear edge for the pitcher.
- Sweeper (6% usage) projects to .311 xwOBA over 100 BIP — a roughly even matchup.
- Cutter (2% usage) projects to .365 xwOBA over 132 BIP — a meaningful edge for the batter.
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3 NG Nick Gonzales RHB .304
Pitch-by-pitch projection vs. Nick Gonzales
- Four-Seam Fastball (43% usage) projects to .308 xwOBA over 266 BIP — a roughly even matchup.
- Splitter (19% usage) projects to .293 xwOBA over 18 BIP — a roughly even matchup.
- Sinker (14% usage) projects to .302 xwOBA over 241 BIP — a roughly even matchup.
- Slider (10% usage) projects to .315 xwOBA over 187 BIP — a roughly even matchup.
- Knuckle Curve (8% usage) projects to .300 xwOBA over 17 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .299 xwOBA over 107 BIP — a roughly even matchup.
- Cutter (2% usage) projects to .303 xwOBA over 82 BIP — a roughly even matchup.
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4 SH Spencer Horwitz LHB .313
Pitch-by-pitch projection vs. Spencer Horwitz
- Four-Seam Fastball (43% usage) projects to .312 xwOBA over 368 BIP — a roughly even matchup.
- Splitter (19% usage) projects to .330 xwOBA over 47 BIP — a roughly even matchup.
- Sinker (14% usage) projects to .334 xwOBA over 158 BIP — a roughly even matchup.
- Slider (10% usage) projects to .275 xwOBA over 134 BIP — a clear edge for the pitcher.
- Knuckle Curve (8% usage) projects to .305 xwOBA over 18 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .301 xwOBA over 64 BIP — a roughly even matchup.
- Cutter (2% usage) projects to .293 xwOBA over 95 BIP — a roughly even matchup.
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5 RO Ryan O'Hearn LHB .333
Pitch-by-pitch projection vs. Ryan O'Hearn
- Four-Seam Fastball (43% usage) projects to .354 xwOBA over 412 BIP — a meaningful edge for the batter.
- Splitter (19% usage) projects to .316 xwOBA over 51 BIP — a roughly even matchup.
- Sinker (14% usage) projects to .357 xwOBA over 205 BIP — a meaningful edge for the batter.
- Slider (10% usage) projects to .300 xwOBA over 179 BIP — a roughly even matchup.
- Knuckle Curve (8% usage) projects to .298 xwOBA over 29 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .293 xwOBA over 62 BIP — a roughly even matchup.
- Cutter (2% usage) projects to .276 xwOBA over 93 BIP — a clear edge for the pitcher.
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6 MO Marcell Ozuna RHB .333
Pitch-by-pitch projection vs. Marcell Ozuna
- Four-Seam Fastball (43% usage) projects to .370 xwOBA over 409 BIP — a meaningful edge for the batter.
- Splitter (19% usage) projects to .295 xwOBA over 36 BIP — a roughly even matchup.
- Sinker (14% usage) projects to .335 xwOBA over 330 BIP — a roughly even matchup.
- Slider (10% usage) projects to .317 xwOBA over 221 BIP — a roughly even matchup.
- Knuckle Curve (8% usage) projects to .274 xwOBA over 34 BIP — a clear edge for the pitcher.
- Sweeper (6% usage) projects to .278 xwOBA over 121 BIP — a clear edge for the pitcher.
- Cutter (2% usage) projects to .345 xwOBA over 86 BIP — a meaningful edge for the batter.
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7 JM Jake Mangum SH .299
Pitch-by-pitch projection vs. Jake Mangum
- Four-Seam Fastball (43% usage) projects to .310 xwOBA over 149 BIP — a roughly even matchup.
- Splitter (19% usage) projects to .289 xwOBA over 28 BIP — a roughly even matchup.
- Sinker (14% usage) projects to .279 xwOBA over 87 BIP — a clear edge for the pitcher.
- Slider (10% usage) projects to .294 xwOBA over 83 BIP — a roughly even matchup.
- Knuckle Curve (8% usage) projects to .314 xwOBA over 13 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .294 xwOBA over 38 BIP — a roughly even matchup.
- Cutter (2% usage) projects to .297 xwOBA over 38 BIP — a roughly even matchup.
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8 JT Jared Triolo RHB .291
Pitch-by-pitch projection vs. Jared Triolo
- Four-Seam Fastball (43% usage) projects to .292 xwOBA over 324 BIP — a roughly even matchup.
- Splitter (19% usage) projects to .274 xwOBA over 16 BIP — a clear edge for the pitcher.
- Sinker (14% usage) projects to .334 xwOBA over 204 BIP — a roughly even matchup.
- Slider (10% usage) projects to .280 xwOBA over 137 BIP — a roughly even matchup.
- Knuckle Curve (8% usage) projects to .297 xwOBA over 11 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .250 xwOBA over 77 BIP — a clear edge for the pitcher.
- Cutter (2% usage) projects to .287 xwOBA over 57 BIP — a roughly even matchup.
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9 HD Henry Davis RHB .297
Pitch-by-pitch projection vs. Henry Davis
- Four-Seam Fastball (43% usage) projects to .276 xwOBA over 181 BIP — a clear edge for the pitcher.
- Splitter (19% usage) projects to .315 xwOBA over 11 BIP — a roughly even matchup.
- Sinker (14% usage) projects to .334 xwOBA over 107 BIP — a roughly even matchup.
- Slider (10% usage) projects to .301 xwOBA over 98 BIP — a roughly even matchup.
- Knuckle Curve (8% usage) projects to .303 xwOBA over 4 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .281 xwOBA over 44 BIP — a roughly even matchup.
- Cutter (2% usage) projects to .315 xwOBA over 30 BIP — a roughly even matchup.
Bubba Chandler (RHP)
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1 JR Julio Rodríguez RHB .337
Pitch-by-pitch projection vs. Julio Rodríguez
- Four-Seam Fastball (50% usage) projects to .359 xwOBA over 425 BIP — a meaningful edge for the batter.
- Changeup (19% usage) projects to .296 xwOBA over 171 BIP — a roughly even matchup.
- Slider (15% usage) projects to .346 xwOBA over 276 BIP — a meaningful edge for the batter.
- Sweeper (6% usage) projects to .296 xwOBA over 146 BIP — a roughly even matchup.
- Sinker (5% usage) projects to .323 xwOBA over 365 BIP — a roughly even matchup.
- Curveball (5% usage) projects to .308 xwOBA over 78 BIP — a roughly even matchup.
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2 CY Cole Young LHB .303
Pitch-by-pitch projection vs. Cole Young
- Four-Seam Fastball (50% usage) projects to .303 xwOBA over 213 BIP — a roughly even matchup.
- Changeup (19% usage) projects to .281 xwOBA over 67 BIP — a roughly even matchup.
- Slider (15% usage) projects to .326 xwOBA over 70 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .285 xwOBA over 30 BIP — a roughly even matchup.
- Sinker (5% usage) projects to .323 xwOBA over 97 BIP — a roughly even matchup.
- Curveball (5% usage) projects to .321 xwOBA over 23 BIP — a roughly even matchup.
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3 JN Josh Naylor LHB .330
Pitch-by-pitch projection vs. Josh Naylor
- Four-Seam Fastball (50% usage) projects to .350 xwOBA over 454 BIP — a meaningful edge for the batter.
- Changeup (19% usage) projects to .332 xwOBA over 218 BIP — a roughly even matchup.
- Slider (15% usage) projects to .280 xwOBA over 211 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .295 xwOBA over 99 BIP — a roughly even matchup.
- Sinker (5% usage) projects to .326 xwOBA over 260 BIP — a roughly even matchup.
- Curveball (5% usage) projects to .312 xwOBA over 74 BIP — a roughly even matchup.
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4 JC J.P. Crawford LHB .332
Pitch-by-pitch projection vs. J.P. Crawford
- Four-Seam Fastball (50% usage) projects to .348 xwOBA over 474 BIP — a meaningful edge for the batter.
- Changeup (19% usage) projects to .333 xwOBA over 114 BIP — a roughly even matchup.
- Slider (15% usage) projects to .297 xwOBA over 186 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .294 xwOBA over 83 BIP — a roughly even matchup.
- Sinker (5% usage) projects to .337 xwOBA over 247 BIP — a roughly even matchup.
- Curveball (5% usage) projects to .312 xwOBA over 47 BIP — a roughly even matchup.
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5 LR Luke Raley LHB .329
Pitch-by-pitch projection vs. Luke Raley
- Four-Seam Fastball (50% usage) projects to .361 xwOBA over 245 BIP — a meaningful edge for the batter.
- Changeup (19% usage) projects to .304 xwOBA over 130 BIP — a roughly even matchup.
- Slider (15% usage) projects to .269 xwOBA over 139 BIP — a clear edge for the pitcher.
- Sweeper (6% usage) projects to .289 xwOBA over 58 BIP — a roughly even matchup.
- Sinker (5% usage) projects to .333 xwOBA over 109 BIP — a roughly even matchup.
- Curveball (5% usage) projects to .333 xwOBA over 43 BIP — a roughly even matchup.
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6 CR Cal Raleigh SH .336
Pitch-by-pitch projection vs. Cal Raleigh
- Four-Seam Fastball (50% usage) projects to .339 xwOBA over 536 BIP — a roughly even matchup.
- Changeup (19% usage) projects to .338 xwOBA over 276 BIP — a roughly even matchup.
- Slider (15% usage) projects to .322 xwOBA over 166 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .299 xwOBA over 55 BIP — a roughly even matchup.
- Sinker (5% usage) projects to .435 xwOBA over 146 BIP — a meaningful edge for the batter.
- Curveball (5% usage) projects to .287 xwOBA over 105 BIP — a roughly even matchup.
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7 DC Dominic Canzone LHB .351
Pitch-by-pitch projection vs. Dominic Canzone
- Four-Seam Fastball (50% usage) projects to .383 xwOBA over 185 BIP — a meaningful edge for the batter.
- Changeup (19% usage) projects to .300 xwOBA over 107 BIP — a roughly even matchup.
- Slider (15% usage) projects to .322 xwOBA over 87 BIP — a roughly even matchup.
- Sweeper (6% usage) projects to .324 xwOBA over 35 BIP — a roughly even matchup.
- Sinker (5% usage) projects to .329 xwOBA over 89 BIP — a roughly even matchup.
- Curveball (5% usage) projects to .371 xwOBA over 49 BIP — a meaningful edge for the batter.
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8 RR Rob Refsnyder RHB .313
Pitch-by-pitch projection vs. Rob Refsnyder
- Four-Seam Fastball (50% usage) projects to .322 xwOBA over 222 BIP — a roughly even matchup.
- Changeup (19% usage) projects to .342 xwOBA over 61 BIP — a meaningful edge for the batter.
- Slider (15% usage) projects to .259 xwOBA over 73 BIP — a clear edge for the pitcher.
- Sweeper (6% usage) projects to .305 xwOBA over 45 BIP — a roughly even matchup.
- Sinker (5% usage) projects to .311 xwOBA over 114 BIP — a roughly even matchup.
- Curveball (5% usage) projects to .297 xwOBA over 32 BIP — a roughly even matchup.
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9 MG Mitch Garver RHB .283
Pitch-by-pitch projection vs. Mitch Garver
- Four-Seam Fastball (50% usage) projects to .289 xwOBA over 267 BIP — a roughly even matchup.
- Changeup (19% usage) projects to .276 xwOBA over 90 BIP — a clear edge for the pitcher.
- Slider (15% usage) projects to .252 xwOBA over 152 BIP — a clear edge for the pitcher.
- Sweeper (6% usage) projects to .267 xwOBA over 69 BIP — a clear edge for the pitcher.
- Sinker (5% usage) projects to .346 xwOBA over 150 BIP — a meaningful edge for the batter.
- Curveball (5% usage) projects to .293 xwOBA over 29 BIP — a roughly even matchup.
Manager comparison
Bullpen availability
- Available 7
- Limited 0
- Rest required 0
- Inactive 0
- Available 7
- Limited 0
- Rest required 0
- Inactive 0
Recent form
Pitching & bullpen preview
Probable starters and each bullpen's availability load in the sections above — the Mariners and Pirates staffs going in.
Once the game ends, a full pitching and bullpen breakdown appears here: starter lines, the relief sequence and each arm's role, pitch counts, and where the game turned.
Keep reading
How RunsLeft analyzes games
Standard content on this page comes from the MLB Stats API. The pitching analysis describes how the game was pitched — the starter's line, the bullpen sequence and each arm's role (opener, bulk, setup, closer), pitch counts as a fatigue signal, and the leverage context where the game turned. Reliever roles are inferred from how the manager used each arm up to that date. It describes structure and constraints; it does not grade the manager.