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Houston Astros vs. Seattle Mariners Betting Preview 08/21/18

Joe Nicholson-USA TODAY Sports

The Houston Astros will be taking on their divisional rival Seattle Mariners at Safeco Field. ATTSN Southwest will televise the matchup and the game is scheduled to get underway at 10:10 p.m. ET.

Houston Astros vs. Seattle Mariners Odds

The Mariners are 72-54 straight up (SU) and 62-63 against the spread (ATS). They’ve gained 12.4 units for bettors taking the moneyline while earning 5.5 units (ATS). The Astros are 75-50 SU and have gone 62-62 ATS. In total, the team’s lost 12.8 units for moneyline gamblers and 6.2 units ATS.

Seattle games have had an over/under record of 61-62-2 in 2018. Houston has been a decent under bet with a total record of 53-64-7.

Brad Peacock will get the start for Houston. The right-handed Peacock (2-4, 3.19 ERA) has racked up 81 strikeouts in 53.2 innings so far. He’s 0-0 with 11 strikeouts and a 0.00 ERA against Seattle this year.

The Mariners are turning to righty Mike Leake (8-7, 3.90 ERA), who has 96 strikeouts and 31 walks as well as a WHIP of 1.26. Leake is 0-2 with 15 strikeouts and a 5.00 ERA over three starts against Houston this year.

Houston’s pitching staff allowed 3.3 runs per game and its starting pitchers own a 3.10 ERA, 1.10 WHIP and 10.39 K/9. The bullpen has managed an ERA of 3.14, along with a WHIP of 1.10 and a K/9 of 10.84.

The Astros offense has slashed .253/.329/.428 on its way to 4.9 runs scored per game this season, including 4.7 runs per game against divisional foes and 5.8 per game over the team’s last five outings (2-3 SU).

Houston’s offensive production has been led by second baseman Jose Altuve and third baseman Alex Bregman, who’ve collectively swatted 33 home runs. Altuve is hitting .329/.392/.464 with nine home runs, 46 RBIs, 64 runs and 14 stolen bases. Bregman has a .280 average with 24 homers, 77 RBIs and 81 runs scored.

For the home team, Seattle’s pitchers have yielded 4.5 runs per game overall in 2018. Its starting pitching staff has an ERA of 4.28, a WHIP of 1.25 and a strikeouts-per-nine of 7.7. The bullpen has a 4.02 ERA, 1.25 WHIP and 9.1 K/9. In 53 games against divisional opponents, Mariners starters have an ERA of 4.44 and the bullpen’s ERA is 4.24.

Seattle’s hitters are putting up 4.2 runs per outing, including 4.3 per game against divisional foes and 3.2 per game over their last five. The team has hit .228/.284/.344 over its last five games and is 3-2 SU during that span.

The Mariners’ hitters have been led by shortstop Jean Segura and outfielder Mitch Haniger. Segura is hitting .315/.344/.437 with nine home runs, 57 RBIs, 78 runs and 17 stolen bases, while Haniger’s line is .278/.366/.471 with 19 homers, 79 RBIs and 64 runs.

The Astros have lost 2.6 units and are 40-36 ATS when facing a righty starter this season. The over has cashed in 32 of those games, compared to 39 that’ve gone under against right-handed starting pitchers. On the other hand, the Mariners have netted 17.0 units and are 41-42 ATS when facing a righty starter. The over’s hit in 44 of those games, compared to 38 that’ve gone under.

Houston Astros vs. Seattle Mariners MLB Tip

Predictions: SU Winner – Mariners, ATS Winner – Astros, O/U – UNDER

Notes

Betting Trends

The over has cashed in just two of Houston’s last seven outings.

Seattle has recorded 21.2 Runs + Hits + Errors per game over its last 10 contests and 19.6 over its last five.

The Astros have hit 15 home runs in their last 10 games, including 14 over their last five.

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Written by GMS Previews

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