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Seattle Mariners vs Tampa Bay Rays

Pick
Cal Raleigh OVER 0.5 Hits
Line
-140
Bet type
Prop
Status
WIN
CLV
-1.5%
Key points · 5
  1. 01Cal Raleigh is hitting .168 on the season across 238 at-bats with a 0.58 OPS, well short of the profile a -140 hit prop usually asks for.
  2. 02The platoon side is worse: a .136 average and 0.43 OPS in 78 plate appearances against left-handed pitching this season.
  3. 03Ian Seymour brings a 3.22 xERA over 61.3 innings and a 35.2% strikeout rate, with a 3.50 FIP across his most recent 5 starts spanning 22.3 innings.
  4. 04Raleigh's breaking-ball splits against lefties are brutal: .091 on curveballs with 47% whiffs over 13 plate appearances.100 on sliders with 37% whiffs over 11.
  5. 05Tropicana Field grades at a 0.92 run environment, and if it stays close, closer Bryan Baker's 1.73 ERA across 36.3 relief innings shortens the window.

§ 01The analysis

There isn't a clean supporting angle to hang this ticket on. Raleigh is hitting .168 on the season across 238 at-bats with a 0.58 OPS, and the last 10 games (6 hits in 34 at-bats) haven't done much to change that picture. The matchup only sharpens the concern. Against left-handed pitching he's at .136 with a 0.43 OPS in 78 plate appearances, and the pitch data underneath is uglier: a .091 average on lefty curveballs (13 PA, 47% whiff) and a .100 average on lefty sliders (11 PA, 37% whiff). Ian Seymour fits that profile. He carries a 3.22 xERA over 61.3 innings, a 3.69 FIP, a 35.2% strikeout rate, and a 3.50 FIP across his most recent 5 starts covering 22.3 innings. His contact quality has actually run ahead of the runs allowed, which points toward tightening rather than regression the other way. He does throw 40.4% fastballs, and Raleigh's .286 xwOBA against fastballs across 164 plate appearances is the one lane that exists. Tropicana Field's 0.92 run environment doesn't help, and Bryan Baker's 1.73 ERA over 36.3 relief innings caps the late innings.

§ 02The call

Priced at -140, Raleigh needs one hit somewhere in a lineup slot where a .136 average against lefties and a 0.43 OPS in 78 PA are working against him, versus a starter posting a 3.22 xERA and a 35.2% strikeout rate. The one crack is the fastball: Seymour throws 40.4% of them, and Raleigh's .286 xwOBA on fastballs across 164 PA is at least a playable lane. If Seymour lives on curveballs and sliders and Baker closes it out, the path to a hit narrows quickly.

Final resultWINCal Raleigh OVER 0.5 Hits · -140
Graded Jul 12, 2026

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