Mariners vs. Reds Betting Lines, Odds, & Player Matchups July 20, 2026

Data Skrive

Jose Trevino leads the Cincinnati Reds (45-53) into a matchup with the Seattle Mariners (50-50) after he homered twice in a 10-3 loss to the Rockies. The Mariners are moneyline favorites (-156) against the Reds (+127) in this outing, which starts at 9:40 p.m. ET on Monday. Seattle’s George Kirby and Cincinnati’s Andrew Abbott will start this matchup.

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Money Line

Mariners to win vs Reds -156

Bet $20, Payout $32.82

Mariners vs. Reds betting lines

  • Favorite: Mariners (-156)
  • Underdog: Reds (+127)
  • Over/under: 7.5

Mariners betting info, hitting leaders, & pitching

Mariners betting info

  • The Mariners have been favored on the moneyline 85 total times this season. They’ve gone 46-39 in those games.
  • When playing as moneyline favorites with odds of -156 or shorter, Seattle has a record of 14-8 (63.6%).
  • Based on this matchup’s moneyline, the Mariners have an implied win probability of 60.9%.
  • In the 100 games in which bookmakers have set an over/under for Seattle, it has combined with opponents to go over the total 48 times (48-46-6).
  • The Mariners have covered only 39% of their games this season, going 39-61-0 ATS.

Mariners hitting info

  • Randy Arozarena has accumulated a team-best batting average of .281.
  • Arozarena ranks 105th in homers and 82nd in RBI among all batters in MLB play.
  • Josh Naylor is hitting .253 with 12 doubles, eight home runs and 31 walks.
  • Naylor ranks 155th in home runs among hitters in baseball and 128th in RBI.
  • Cole Young paces the Mariners with 48 runs batted in.
  • Young heads into this matchup on a two-game hitting streak. During his last five outings he is batting .316 with a double, two home runs and five RBIs.
  • Julio Rodriguez is batting .256 with 15 doubles, 14 home runs and 30 walks.

Mariners pitching rankings

  • The Mariners pitching staff ranks 11th in MLB with a collective 8.8 strikeouts per nine innings.
  • Seattle has a 3.62 team ERA that ranks sixth among all MLB pitching staffs.
  • The Mariners have the third-lowest WHIP in MLB (1.181).
  • Mariners pitchers combine to surrender the first-fewest home runs in baseball (95 total, 1.0 per game).
  • Seattle struck out 12 Giants batters while allowing seven hits in a 4-3 win in its last game.

Reds betting info, hitting leaders, & pitching

Reds betting info

  • The Reds have been underdogs in 66 games this season and won 28 (42.4%) of those contests.
  • Cincinnati has entered 17 games this season as the underdog by +127 or more and is 5-12 in those contests.
  • The implied probability of a win by the Reds, based on the moneyline, is 44.1%.
  • Cincinnati and its opponents have hit the over in 55 of its 98 games with a total this season.
  • The Reds are 53-45-0 against the spread in their 98 chances this season.

Reds hitting info

  • Sal Stewart is batting .253 this season with a team-high 20 home runs and 69 RBI.
  • Among all hitters in MLB, Stewart’s home run total is 21st, and his RBI total is fourth.
  • Elly De La Cruz’s batting average of .282 leads all Cincinnati hitters this season.
  • Among all MLB hitters, De La Cruz is 46th in home runs and 82nd in RBI.
  • De La Cruz takes a six-game hitting streak into this game. In his last 10 outings he is batting .317 with a double, two triples, three home runs, five walks and four RBIs.
  • Spencer Steer has collected 81 base hits, an OBP of .324 and a slugging percentage of .435 this season.
  • JJ Bleday has 61 hits and an OBP of .351 to go with a slugging percentage of .486 this season.
  • Bleday takes a nine-game hitting streak into this game. In his last 10 games he is batting .278 with three home runs, six walks and six RBIs.

Reds pitching rankings

  • The Reds average the 21st-most strikeouts per nine innings (8.2) in the majors this season.
  • Cincinnati has the 23rd-ranked ERA (4.58) in the majors this season.
  • The Reds have a combined WHIP of 1.435 as a pitching staff, which is fourth-worst in baseball this season.
  • The Reds have given up the 24th-fewest long balls so far this season with 133 home runs allowed.
  • Last time out, Cincinnati fell to the Rockies 10-3. Its pitchers compiled eight strikeouts and 14 hits allowed.
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Ryan Knuppel

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About Ryan Knuppel

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Betting Guide

How Money Line Works?

Moneyline betting is by far the easiest way to place a sports wager. There are no point spreads to parse, no garbage-time free throws to ruin your betting day, and no last-minute meaningless touchdowns to take you from a winner to a loser.

How to Bet Odds

When we, as sports fans, learned our multiplication tables, we aced the number 7. Seven, 14, 21, 28, 35, 42 were easy because we all watched football on the weekends. Multiplication by sevens, then add a three, a six after a missed PAT.

How to Bet on NFL Games

Baseball is America’s pastime, but football is America’s crazed passion, with its weekly schedule of games, millions of television viewers across the country and the world, and the billion-dollar stadiums that serve as Sunday cathedrals in 32 American cities.

What is the Spread?

If you are a golfer or have ever played on a bowling team, think of a point spread like a handicap. It is a way for two teams of differing abilities to play each other on equal footing.  The better team, and the favorite in the game, gives a certain amount …