Mariners vs Athletics Prediction, Odds & Player Prop Bets Today – MLB, Aug 21

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MLB betting odds, predictions and betting odds for today's games
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BetMGM Betting @BETMGM Aug 21, 2022, 9:14 AM
  • The Mariners (66-55) are -225 favorites vs the Athletics (44-77)
  • Mariners starting pitcher: Luis Castillo (5-4), 2.72 ERA
  • Athletics starting pitcher: John Patrick Sears (4-0), 1.94 ERA
  • Watch the game on NBCS-CA

The Seattle Mariners (-225) visit Oakland Coliseum to take on the Oakland Athletics (+180) on Sunday, August 21, 2022. First pitch is scheduled for 4:07pm EDT in Oakland.

The Mariners are betting favorites in this MLB matchup, with the run line sitting at -1.5 (-115).

The Mariners vs Athletics Over/Under is 6.5 total runs for the game.

So far this season, the Mariners are 65-54 against the spread (ATS), while the Athletics are 58-61 ATS.

Mariners vs. Athletics Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Mariners-1.5 -115O 6.5 -105-225
Athletics +1.5 -105U 6.5 -115+180

Mariners vs Athletics Prediction for Today’s Game

Based on recent trends the model predicts the Mariners will win Sunday‘s matchup with 57.3% confidence.

This prediction factors in starting pitchers, recent team and player hitting performances, the last 5 games for both the Mariners and Athletics and up-to-date player injuries.


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Best Mariners Player Prop Bets Today

We’ve highlighted some favorite MLB player prop bets for Mariners players for Sunday‘s game, looking at profitable historical betting trends:

  • Eugenio Suarez has hit the Hits Over in 38 of his last 47 away games (+23.60 Units / 31% ROI)
  • Adam Frazier has hit the Total Bases Over in 25 of his last 37 games (+14.45 Units / 26% ROI)
  • Mitch Haniger has hit the Singles Over in 13 of his last 15 games (+13.55 Units / 90% ROI)
  • Adam Frazier has hit the Singles Over in 17 of his last 20 away games (+13.10 Units / 47% ROI)
  • Eugenio Suarez has hit the Total Bases Over in 32 of his last 47 away games (+12.80 Units / 19% ROI)

Best Athletics Player Prop Best Bets Today

And here are some favorite MLB player prop bets for Athletics players for Sunday‘s game, looking at profitable historical betting trends:

  • Ramon Laureano has hit the Total Bases Over in 41 of his last 67 games (+10.15 Units / 11% ROI)
  • Cole Irvin has hit the Pitching Outs Over in 13 of his last 16 games (+9.90 Units / 49% ROI)
  • Paul Blackburn has hit the Strikeouts Over in 15 of his last 21 games (+9.35 Units / 35% ROI)
  • Seth Brown has hit the Runs Under in 11 of his last 12 games (+9.30 Units / 40% ROI)
  • Jonah Bride has hit the Singles Over in 10 of his last 14 games at home (+8.05 Units / 55% ROI)
  • The Seattle Mariners have covered the 1st Five Innings (F5) Run Line in 21 of their last 33 away games (+7.83 Units / 20% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Total Over in 9 of their last 11 away games (+6.95 Units / 58% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Moneyline in 17 of their last 32 away games (+2.85 Units / 8% ROI)
  • The Oakland Athletics have hit the 1st Five Innings (F5) Total Under in 52 of their last 97 games (+5.30 Units / 5% ROI)
  • The Oakland Athletics have hit the 1st Five Innings (F5) Moneyline in 3 of their last 5 games (+2.05 Units / 41% ROI)
  • The Oakland Athletics have covered the 1st Five Innings (F5) Run Line in 4 of their last 6 games (+1.75 Units / 26% ROI)

Mariners Against the Spread (ATS) Record

Against the spread this MLB season, the Mariners have gone 61-58 against the Run Line (-6.05 Units / -3.8% ROI).

  • 65-54 when betting on the Moneyline for +11.5 Units / 8.05% ROI
  • 58-55 when betting on the total runs Over for -1.7 Units / -1.3% ROI
  • 55-58 when betting on the total runs Under for -8.4 Units / -6.38% ROI

Athletics Against the Spread (ATS) Record

Against the spread this MLB season, the Mariners have gone 58-61 against the Run Line (-15.6 Units / -10.08% ROI).

  • 43-76 when betting on the Moneyline for -17 Units / -13.57% ROI
  • 51-63 when betting on the total runs Over for -18.7 Units / -14.18% ROI
  • 63-51 when betting on the total runs Under for +6.95 Units / 5.32% ROI

Luis Castillo has a strikeout rate of 48% (43 SO in 89 PAs) in PAs ending on elevated fastballs this season — best in MLB among starting pitchers with at least 58 total IP; League Avg: 24% — 100th Percentile.

Luis Castillo has at least 6 strikeouts in each of his last 10 games — this is the longest active streak among active MLB players.

60% of Luis Castillo’s strikeouts have come on 97+ MPH fastballs this season — highest in MLB among starting pitchers with at least 58 total IP; League Avg: 7% — 100th Percentile.

Right-handed hitters have a groundball rate of 58% (245/420) against Luis Castillo since the start of last season — 5th highest in MLB among starting pitchers with at least 139 total IP; League Avg: 44% — 96th Percentile.

John Patrick Sears: Athletics Starting Pitcher Stats & Trends

JP Sears has not allowed a HR in any of his last four starts dating back to May 25th — the longest active streak is 8.

Opponents have a = 95 mph’>Hard-Hit Rate of 53% (16/30) against JP Sears — 7th highest in MLB over the last two weeks; League Avg: 38% — sixth Percentile.

JP Sears has allowed a slugging percentage of just .229 (8 Total Bases / 35 ABs) this month (2 games) — 11th best in MLB among starting pitchers with at least 8 total IP; League Avg: .394 — 93rd Percentile.

Mariners Keys to the Game vs. the Athletics

The Mariners are 49-0 (1.000) when leading entering the 8th inning this season — best in MLB; League Avg: .913.

The Mariners are 49-1 (.980) when leading entering the 7th inning this season — best in MLB; League Avg: .887.

The Mariners are 35-29 (.547) on the road this season — 6th best in MLB; League Avg: .471.

The Mariners are 13-1 (.929) when totaling 5 or more extra base hits this season — 2nd best in MLB; League Avg: .796.

Athletics Keys to the Game vs. the Mariners

The Athletics are just 4-32 (.111) when allowing 10 or more hits this season — lowest in MLB; League Avg: .275.

The Athletics are just 18-40 (.310) at home this season — 2nd lowest in MLB; League Avg: .529.

The Athletics are just 1-61 (.016) when trailing entering the 8th inning this season — lowest in MLB; League Avg: .087.

The Athletics are just 34-10 (.773) when leading entering the 7th inning this season — lowest in MLB; League Avg: .887.

Mariners hitters are slugging just .163 on pitches out of the zone since the start of last season — lowest in MLB; League Avg: .210.

Mariners hitters are slugging just .167 on pitches out of the zone since the start of 2020 — lowest in MLB; League Avg: .210.

The Mariners are batting just .299 on the first pitch of at-bats since the start of 2020 — lowest in MLB; League Avg: .340.

The Mariners are batting just .219 at home since the start of 2020 — tied for lowest in MLB; League Avg: .248.

Athletics hitters have an OPS of just .588 (2,037 PA’s) at home this season — lowest in MLB; League Avg: .719.

Athletics hitters have an OBP of just .272 (2,037 PA’s) at home this season — lowest in MLB; League Avg: .317.

Athletics hitters have an OBP of just .275 (3,150 PA’s) against RHP this season — 2nd lowest in MLB; League Avg: .310.

The Athletics are batting just .203 at home this season — lowest in MLB; League Avg: .246.

Opponents have a groundball rate of just 39% against Mariners pitchers this season — lowest in MLB; League Avg: 43%.

Opponents have a groundball rate of just 40% against Mariners pitchers since the start of last season — lowest in MLB; League Avg: 43%.

Opponents have a groundball rate of just 40% against Mariners pitchers since the start of 2020 — lowest in MLB; League Avg: 44%.

Opponents have a groundball rate of just 39% against Mariners pitchers this month (18 games) — lowest in MLB; League Avg: 43%.

The Athletics have won just 24% of home games in which their opponents scored first since the start of last season — 2nd lowest in MLB; League Avg: 36%.

In games when their opponents have scored three or more runs in an inning, the Athletics have won just just 11% of the time at home since the start of last season — lowest in MLB; League Avg: 27%.

Athletics pitchers have a strikeout rate of just 20% this season — tied for 4th lowest in MLB; League Avg: 22%.

Athletics pitchers have a strikeout rate of just 15% over the past seven days (7 games) — lowest in MLB; League Avg: 23%.

Athletics vs. Mariners Injuries Tonight That May Affect Prop Bets 

  • Brent Honeywell Jr. (Athletics): Elbow, D60
  • Daulton Jefferies (Athletics): Arm, D60
  • Paul Blackburn (Athletics): Finger, D60
  • Ramón Laureano (Athletics): Oblique, D10
  • Skye Bolt (Athletics): Left knee, Day-to-Day
  • Deolis Guerra (Athletics): Elbow, D60
  • Thomas Murphy (Mariners): Shoulder, D60
  • Casey Sadler (Mariners): Shoulder, D60
  • Evan White (Mariners): Hernia, D60
  • Ryan Borucki (Mariners): Forearm, D15
  • Matthew Boyd (Mariners): Elbow, D60

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Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.

Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.