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Reds vs Mariners Prediction, Picks, Best Bets & Parlay

Free MLB prediction and picks for Monday, July 20, 2026 · powered by DataStreak

AWAY
Cincinnati Reds
Cincinnati Reds
43-52 · L2
HOME
Seattle Mariners
Seattle Mariners
48-49 · W1

Reds vs Mariners Prediction

Routine night for MLB on paper. The prop board says different.

Prop angles are where the edge lives. Live odds, current streaks, and the picks our partner DataStreak likes are all below.

Reds vs Mariners Picks

No qualifying streaks today for CIN or SEA. DataStreak surfaces picks where a player has at least a 5-game streak at 70%+ hit rate over a 20-game sample - neither roster has a player meeting that bar right now. Common on slow nights or matchups between cold teams; check back tomorrow. See all of today’s free picks across the slate.

Injury Report

15 listed
CIN
  • Tony Santillan
    15-Day-Il
  • Matt McLain
    10-Day-Il
  • Dane Myers
    10-Day-Il
  • Nick Lodolo
    15-Day-Il
  • Graham Ashcraft
    60-Day-Il
  • Brandon Williamson
    60-Day-Il
  • Blake Dunn
    10-Day-Il
  • Ke'Bryan Hayes
    10-Day-Il
SEA
  • Carlos Vargas
    60-Day-Il
  • Brendan Donovan
    10-Day-Il
  • Matt Brash
    15-Day-Il
  • Rob Refsnyder
    10-Day-Il
  • Emerson Hancock
    Day-To-Day
  • Julio Rodriguez
    7-Day Il
  • Cooper Criswell
    60-Day-Il

Team Trends

Cincinnati Reds
  • Cincinnati Reds 24-25 ATS at home this season
  • Cincinnati Reds 35-30 ATS as an underdog
Season ATS
50-44 ATS
L10 ATS
5-5 L10 ATS
L5 ATS
3-2 L5 ATS
Home ATS
24-25 home ATS
Road ATS
26-19 road ATS
As Fav
15-13 ATS as favorite
As Dog
35-30 ATS as dog
L10 O/U
0-0 O/U
L10 SU
0-0
Seattle Mariners
  • Failed to cover in 7 of last 10 games
  • Seattle Mariners 19-28 ATS at home this season
  • Seattle Mariners 16-33 ATS on the road this season
  • Seattle Mariners 31-51 ATS as a favorite this season
Season ATS
35-61 ATS
L10 ATS
3-7 L10 ATS
L5 ATS
0-5 L5 ATS
Home ATS
19-28 home ATS
Road ATS
16-33 road ATS
As Fav
31-51 ATS as favorite
As Dog
2-10 ATS as dog
L10 O/U
0-0 O/U
L10 SU
0-0

Head-to-Head

SEA 4-1 over CIN

DateMatchupScoreWinner
2025-04-17SEA @ CIN117SEA
2025-04-16SEA @ CIN53SEA
2025-04-15SEA @ CIN48CIN
2024-04-17CIN @ SEA15SEA
2024-04-17CIN @ SEA13SEA

Picks, parlays, injuries, trends, and matchup context powered by DataStreak.

The Final Word

The plays are above. The math is in the streaks. The picks were free, the analysis is free, and tomorrow's badge will tell you the rest.

Reds vs Mariners FAQ

Where can I find free Reds vs Mariners picks for Monday, July 20, 2026?

Today's algorithmic plays didn't include Reds vs Mariners, but our full free MLB picks page covers every matchup that did clear the quality bar.

What's the prediction for Reds vs Mariners?

Our prediction is built from team form (records, recent results, win/loss streaks), live moneyline and spread odds across major US books, and DataStreak's algorithmic player-prop research. Every claim on this page is data-backed — no hot takes.

Are these Reds vs Mariners best bets really free?

Yes. Every prediction, pick, and parlay on this page is free, no signup, no paywall.

How is The Cover different from Covers, ATS, or pay-for-pick services?

Three things. (1) Free, full stop — every page, every day. (2) Picks are algorithmic with transparent quality bars (8+ game streak, 75%+ hit rate over 20 games), not opinion columns. (3) Modern UX: live odds, push notifications, comments, mobile-first PWA install.