Also on the MLB slate today, an MLB pick today, Tuesday, May 19, 2026, is Ketel Marte Over 0.5 Hits (SF @ ARI, 9:41 PM ET). PropsBot’s AI rates the pick at 66.7% Confidence with a 2.7% Edge Score, meaning the modeled probability sits about 3 points above the implied probability priced into the market. Best available price: Dabble DFS -222.

Below is the full breakdown — Confidence Score, Edge Score, sportsbook odds comparison, and historical hit rate data — so you can make a data-backed decision before the 9:41 PM ET first pitch.

WindowOver Hit RateSportsbookLineOdds
L5 / L10 / L2060% / 60% / 55%Dabble DFS0.5 Hits-222
Season60%Dabble DFS0.5 Hits-222
H2H vs ARI42%Dabble DFS0.5 Hits-222

Is Ketel Marte a good Over 0.5 Hits bet vs Landen Roupp on May 19?

PropsBot AI player detail screen showing Ketel Marte Over 0.5 Hits pick with 66.7% Confidence Score and 2.7% Edge Score for SF at ARI on May 19, 2026

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Why Ketel Marte Over 0.5 Hits vs Landen Roupp?

PropsBot’s AI models assigned a 66.7% Confidence Score to Ketel Marte over 0.5 Hits tonight. That threshold qualifies as High Confidence in PropsBot’s framework. The pick carries a 2.7% Edge Score, with a -3.5% Confidence Gap between modeled and implied probability.

Marte’s batted-ball profile is the cleanest of any MLB Hit prop on the board: 47.5% Hard Hit, .285 xBA, 91.8 mph Exit Velo. Roupp’s 28.9% opponent K rate is a real headwind, but Marte’s switch-hit advantage from the right side flattens part of that. PropsBot’s models locked in 66.7% Confidence with a 2.7% Edge.

Historical Performance at 0.5 Hits

Marte hit safely in 3 of his last 5, 6 of his last 10, and 11 of his last 20 — a steady 55% L20 trend. The head-to-head sample vs Roupp leans the other way (42% Over) but the sample is thin enough that the model leans on season form (60%) and the contact metrics.

Matchup Context: SF @ ARI

SF at ARI on a Tuesday 9:41 PM start. Game O/U 8.5, -1.5 spread for the home side — a normal offensive backdrop at Chase. Roupp’s .208 opponent xBA is the contact suppressor that makes this a fair priced -222 rather than a layup. Marte’s Exit Velo (91.8) and Hard Hit (47.5%) clear the noise.

Best Line Available

Dabble DFS posts the Over at -222 — a slightly softer price than the major books typically hold on Marte hit props (BetMGM and DK often shade -240 to -250 on this kind of profile). The implied 70% vs 73% modeled gap is the 2.7% Edge.

How PropsBot Grades MLB Hits Picks

Every PropsBot pick is graded the morning after the game by an automated result-tracker that pulls box-score data from MLB.com / NHL.com / NBA.com / NFL.com and marks the pick Hit, Miss, Push, or Voided (for player non-appearance). The graded outcome is appended to the post via a green/red callout block, and the per-pick history is published at Performance Methodology. Every entry includes the date, line, book, and graded outcome — nothing is retroactively edited.

How PropsBot Models MLB Hits Props

Multiple AI models score the prop, then their consensus is summarized into a single Confidence Score and an Edge Score — full methodology at /performance-methodology/.

More MLB Player Props — May 19, 2026

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Sources & Verification


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PropsBot is a research and analytics tool — not a picks service. Picks reflect AI model output as of May 19, 2026 and may be updated; see our Corrections Policy for how we handle changes after publication. Odds are subject to change.

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