MLB Betting Line Favors the Seattle Mariners over the St. Louis Cardinals

The Seattle Mariners will try to be nasty hosts on Saturday when the St. Louis Cardinals pay a visit to Safeco Field.

The Seattle Mariners will rely on Nathan Karns to turn in a quality outing on the mound in this one, while Mike Leake will be his counterpart for the St. Louis Cardinals. Nathan Karns is 5-2 this season, and Mike Leake is 5-4.

Sportsbook Odds & Computer Pick

On the MLB moneyline for this betting odds matchup, Seattle sat as -128 favorites earlier in the day at Sportsbook. The over/under total was set at 8, according to Sportsbook.

Odds Shark computer prediction handicapping models run on this game pick a 5.1-3.2 victory for the Cardinals. View the computer score prediction and who will win the pick on the moneyline for all upcoming MLB matchups here.

St. Louis Cardinals vs Seattle Mariners Matchup

Team Betting Records & Power Rankings

Seattle (37-37) will face the 38-34 Cardinals in this tilt. Stay Informed: follow us on Twitter for odds specials, betting line moves and Seattle vs St. Louis injuries news.

According to MLB Power Rankings here, it's the No. 24-ranked Seattle Mariners and the No. 3-rated St. Louis Cardinals in this matchup.

Statistical Matchup

When it comes to getting on base, the visiting St. Louis Cardinals rank No. 10 at 9 hits per game. That compares with the Seattle Mariners No. 11 ranking in that category.

Seattle owns the No. 10 defense, allowing 4.85 men per game to cross the plate. That contrasts with St. Louis's No. 12-rated defense.