Cubs vs. Mariners Betting Lines, Odds, & Player Matchups June 21, 2025

Data Skrive
Data Skrive

The Chicago Cubs (45-29) host the Seattle Mariners (37-36) at 2:20 p.m. ET on Saturday, providing a matchup between two top-10 sluggers. Pete Crow-Armstrong has 20 homers (sixth in MLB) for the favored Cubs (-168), and Cal Raleigh ranks first in MLB play with 27 home runs this season for the underdog Mariners (+140). Cade Horton starts for Chicago while Seattle will counter with Emerson Hancock.

Check out all the Latest Baseball Betting Previews!

Moneyline

Cubs to win vs Mariners -168

Bet $20, Payout $31.90

Cubs vs. Mariners betting lines

  • Favorite: Cubs (-168)
  • Underdog: Mariners (+140)
  • Over/under: 12

Cubs betting info, hitting leaders, & pitching

Cubs betting info

  • The Cubs have won 36 of the 51 games they were listed as the moneyline favorite this season (70.6%).
  • When playing as moneyline favorites with odds of -168 or shorter, Chicago has a record of 12-4 (75%).
  • The implied moneyline probablility for this matchup gives the Cubs a 62.7% chance to win.
  • Chicago has played in 74 games with set over/under, and have combined with opponents to go over the total 37 times (37-33-4).
  • The Cubs have collected a 38-36-0 record against the spread this season.

Cubs hitting info

  • Kyle Tucker is batting .279 with 15 doubles, four triples, 13 home runs and 49 walks.
  • In baseball, Tucker ranks 32nd in home runs and 32nd in RBI.
  • Crow-Armstrong has shown his power as he paces his team with 20 home runs.
  • Crow-Armstrong ranks sixth in home runs among hitters in baseball and fourth in RBI.
  • Crow-Armstrong brings a two-game hitting streak into this matchup. During his last five outings he is hitting .250 with two home runs, a walk and three RBIs.
  • Seiya Suzuki has put up a team-high 61 runs batted in.
  • Nico Hoerner has a club-high .288 batting average.
  • Hoerner has hit safely in five straight games. During his last five outings he is batting .333 with a double and an RBI.

Cubs pitching rankings

  • The pitching staff for the Cubs has a collective 7.8 K/9, which ranks 25th in MLB.
  • Chicago has a 3.62 team ERA that ranks ninth across all MLB pitching staffs.
  • The Cubs average baseball’s 13th-ranked WHIP (1.230).
  • Cubs pitchers combine to allow 78 total home runs at a clip of 1.1 per game (15th-fewest in MLB).
  • Chicago its 8-7 loss the last time out, the team struck out seven Brewers batters while allowing 12 hits.

Mariners betting info, hitting leaders, & pitching

Mariners betting info

  • The Mariners have won 12, or 48%, of the 25 games they’ve played as underdogs this season.
  • Seattle has a record of 3-2 in games where sportsbooks have it as underdogs of at least +140 on the moneyline.
  • The bookmakers’ moneyline implies a 41.7% chance of a victory for the Mariners.
  • Seattle’s games have gone over the total in 37 of its 73 chances.
  • The Mariners are 31-42-0 against the spread this season.

Mariners hitting info

  • Raleigh is batting .266 this season with a team-high 27 home runs and 60 RBI.
  • Raleigh ranks first in homers and fourth in RBI among all batters in MLB.
  • Julio Rodriguez has collected 75 hits this season and has an OBP of .317. He’s slugging .407 on the year.
  • Rodriguez is 64th in homers and 83rd in RBI among all major league hitters this season.
  • J.P. Crawford leads Seattle with a .294 batting average while slugging six homers and driving in 29 runs.
  • Jorge Polanco has collected 52 hits this season and has an OBP of .300. He’s slugging .454 on the year.

Mariners pitching rankings

  • The Mariners average the 18th-most strikeouts per nine innings (8.1) in the majors this season.
  • Seattle pitchers have a combined ERA of 3.92 ERA this year, which ranks 17th in MLB.
  • The Mariners have a combined WHIP of 1.286 as a pitching staff, which ranks 18th in MLB.
  • The Mariners have allowed the 19th-fewest home runs this season with 84, or 1.2 per game.
  • Seattle suffered a 3-1 defeat in its most recent game, as its pitchers struck out seven Red Sox batters while allowing three hits.
Author Profile
BetDecider Team

The BetDecider team brings you the most current sports betting content, with expert insights and tips. Our aim is that you can make an informed betting decision, including best odds and exclusive sportsbook offers, to maximize your betting experience.

Ryan Knuppel

Knup Solutions [molongui_author_name]

About Ryan Knuppel

Ryan has been one of the leading sports business & iGaming professionals for over 15 years. He started as a freelance writer and now operates one of the top sports content agencies around, Knup Solutions. He has literally written 10,000 plus sports and betting related articles across the web.

 

Sports Network:

sports20.com, usawager.com, knupsports.com, baseballspotlight.com, basketballarticles.com, betdecider.com, njsportsbookreview.com, dunkelindex.com, sportspub.com, oddschoice.com

 

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 …