Mariners vs Athletics Prediction, Odds & Player Prop Bets Today – MLB, Sep 20

min read
MLB betting odds, predictions and betting odds for today's games
(AP Photo)
BetMGM Betting @BETMGM Sep 20, 2022, 3:30 PM
  • The Mariners (81-65) are -225 favorites vs the Athletics (53-94)
  • Mariners starting pitcher: Luis Castillo (7-5), 2.68 ERA
  • Athletics starting pitcher: John Patrick Sears (5-2), 3.90 ERA
  • Watch the game on NBCS-CA

The Seattle Mariners (-225) visit Oakland Coliseum to take on the Oakland Athletics (+180) on Tuesday, September 20, 2022. First pitch is scheduled for 9:40pm EDT in Oakland.

The Mariners are betting favorites in this MLB matchup, with the run line sitting at -1.5 (-120).

The Mariners vs Athletics Over/Under is 7 total runs for the game.

So far this season, the Mariners are 80-63 against the spread (ATS), while the Athletics are 69-75 ATS.

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

SpreadOver / UnderMoneyline
Mariners-1.5 -120O 7 -120-225
Athletics +1.5 +100U 7 +100+180

Mariners vs Athletics Prediction for Today’s Game

Based on recent trends the model predicts the will win Tuesday‘s matchup with 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.


Looking for a risk-free bet up to $1,000? Bet now on Athletics vs Mariners and all MLB games with BetMGM


Best Mariners Player Prop Bets Today

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

  • Eugenio Suarez has hit the Hits Over in 40 of his last 52 away games (+20.50 Units / 24% ROI)
  • Adam Frazier has hit the Singles Over in 22 of his last 30 away games (+11.80 Units / 29% ROI)
  • Luis Castillo has hit the Strikeouts Over in 15 of his last 19 games (+11.45 Units / 50% ROI)
  • Eugenio Suarez has hit the Total Bases Over in 34 of his last 52 away games (+9.95 Units / 13% ROI)
  • Adam Frazier has hit the Hits Over in 23 of his last 30 away games (+9.40 Units / 15% ROI)

Best Athletics Player Prop Best Bets Today

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

  • Nick Allen has hit the Total Bases Over in 27 of his last 39 games (+12.05 Units / 23% ROI)
  • Nick Allen has hit the Hits Over in 27 of his last 39 games (+10.35 Units / 19% ROI)
  • Vimael Machin has hit the Singles Under in 17 of his last 22 games at home (+10.30 Units / 35% ROI)
  • Paul Blackburn has hit the Strikeouts Over in 15 of his last 21 games (+9.35 Units / 35% ROI)
  • Tony Kemp has hit the Singles Over in 24 of his last 36 games (+9.15 Units / 20% ROI)

Athletics vs Mariners Home Run Prop Bets Today

Over Under
Cristian Pache 0.5 +1150 0.5
Nick Allen 0.5 +1450 0.5
Sean Murphy 0.5 +650 0.5 -2000
Seth Brown 0.5 +550 0.5 -1200
Shea Langeliers 0.5 +775 0.5 -3000

Athletics vs Mariners Total Hits Prop Bets Today

Over Under
Cristian Pache 0.5 +130 0.5 -190
Nick Allen 0.5 +100 0.5 -140
Sean Murphy 0.5 -155 0.5 +110
Seth Brown 0.5 -145 0.5 +100
Shea Langeliers 0.5 +130 0.5 -185

Athletics vs Mariners RBI Prop Bets Today

Over Under
Sean Murphy 0.5 +230 0.5 -350
Seth Brown 0.5 +230 0.5 -350
Shea Langeliers 0.5 +375 0.5 -700
Stephen Vogt 0.5 +260 0.5 -400
Tony Kemp 0.5 +400 0.5 -700

Athletics vs Mariners Strikeout Prop Bets Today

Over Under
JP Sears 2.5 -175 2.5 +125
Luis Castillo 7.5 +100 7.5 -140
  • The Seattle Mariners have hit the 1st Five Innings (F5) Total Over in 14 of their last 22 away games (+7.65 Units / 32% ROI)
  • The Seattle Mariners have covered the 1st Five Innings (F5) Run Line in 15 of their last 22 games (+6.35 Units / 24% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Moneyline in 14 of their last 22 games (+5.05 Units / 17% ROI)
  • The Seattle Mariners have hit the Game Total Under in 10 of their last 16 games (+3.50 Units / 19% ROI)
  • The Seattle Mariners have covered the Run Line in 3 of their last 5 games (+0.90 Units / 13% ROI)
  • The Oakland Athletics have hit the 1st Five Innings (F5) Total Over in 13 of their last 19 games (+8.65 Units / 42% ROI)
  • The Oakland Athletics have covered the 1st Five Innings (F5) Run Line in 13 of their last 20 games (+8.15 Units / 38% ROI)
  • The Oakland Athletics have hit the Game Total Over in 9 of their last 12 games (+6.75 Units / 50% ROI)
  • The Oakland Athletics have hit the Moneyline in 3 of their last 7 games (+1.35 Units / 19% ROI)
  • The Oakland Athletics have covered the Run Line in 4 of their last 7 games (+1.10 Units / 13% ROI)

Mariners Against the Spread (ATS) Record

Against the spread this MLB season, the Mariners have gone 78-64 against the Run Line (+5.3 Units / 2.81% ROI).

  • 80-63 when betting on the Moneyline for +12.75 Units / 7.14% ROI
  • 65-71 when betting on the total runs Over for -11.9 Units / -7.59% ROI
  • 71-65 when betting on the total runs Under for +0 Units / 0% ROI

Athletics Against the Spread (ATS) Record

Against the spread this MLB season, the Mariners have gone 69-75 against the Run Line (-20.25 Units / -10.94% ROI).

  • 51-93 when betting on the Moneyline for -21.55 Units / -14.3% ROI
  • 65-73 when betting on the total runs Over for -15.8 Units / -9.89% ROI
  • 73-65 when betting on the total runs Under for +1.8 Units / 1.14% ROI

Luis Castillo has a strikeout rate of 48% (57 SO in 118 PAs) in PAs ending on elevated fastballs this season — 2nd best in MLB among starting pitchers with at least 72 total IP; League Avg: 24% — 99th Percentile.

59% of Luis Castillo’s strikeouts have come on 97+ MPH fastballs this season — highest in MLB among starting pitchers with at least 72 total IP; League Avg: 7% — 100th Percentile.

Luis Castillo has allowed an OBP of just .077 (26 PA’s) with two-strikes — best in MLB over the last two weeks; League Avg: .208 — 100th Percentile.

Opponents are hitting just .098 (10-for-102) against Luis Castillo’s elevated fastball this season — 2nd best in MLB among starting pitchers with at least 72 total IP; League Avg: .224 — 99th Percentile.

John Patrick Sears: Athletics Starting Pitcher Stats & Trends

Opponents are hitting .400 (12-for-30) against JP Sears with two-strikes this month (3 games) — 2nd highest in MLB among starting pitchers with at least 7 total IP; League Avg: .166 — first Percentile.

JP Sears has allowed an OBP of .455 (33 PA’s) with two-strikes this month (3 games) — 2nd highest in MLB among starting pitchers with at least 7 total IP; League Avg: .233 — first Percentile.

JP Sears has allowed an OPS of 1.121 (33 PA’s) with two-strikes this month (3 games) — highest in MLB among starting pitchers with at least 7 total IP; League Avg: .491 — 0 Percentile.

JP Sears has an ERA of 9.75 (12.0 IP)this month (3 games) — 5th highest in MLB among starting pitchers with at least 7 total IP; League Avg: 3.91 — third Percentile.

Mariners Keys to the Game vs. the Athletics

The Mariners are 54-9 (.857) when scoring 5 or more runs this season — tied for 8th best in MLB; League Avg: .802.

The Mariners are 17-2 (.895) when totaling 5 or more extra base hits this season — 6th best in MLB; League Avg: .804.

The Mariners are 38-9 (.809) when scoring in the first inning this season — 4th best in MLB; League Avg: .666.

The Mariners are 35-5 (.875) when totaling 10 or more hits this season — 4th best in MLB; League Avg: .725.

Athletics Keys to the Game vs. the Mariners

The Athletics are just 23-49 (.319) at home this season — lowest in MLB; League Avg: .528.

The Athletics are just 2-74 (.026) when trailing entering the 8th inning this season — tied for lowest in MLB; League Avg: .085.

The Athletics are just 51-80 (.389) when allowing 5 or more extra base hits this season — 2nd lowest in MLB; League Avg: .534.

The Athletics are just 22-80 (.216) when scoring 4 or fewer runs this season — 3rd lowest in MLB; League Avg: .295.

Mariners hitters are slugging just .164 on pitches out of the zone since the start of last season — lowest in MLB; League Avg: .210.

The Mariners are batting just .217 at home since the start of last season — tied for lowest in MLB; League Avg: .247.

Mariners hitters are slugging just .168 on pitches out of the zone since the start of 2020 — lowest in MLB; League Avg: .210.

The Mariners are batting just .220 at home this season — 2nd lowest in MLB; League Avg: .245.

Athletics hitters are slugging just .167 on pitches out of the zone since the start of last season — 2nd lowest in MLB; League Avg: .210.

Athletics hitters have an OBP of just .273 (2,543 PA’s) at home this season — lowest in MLB; League Avg: .316.

The Athletics are batting just .204 at home this season — lowest in MLB; League Avg: .245.

Athletics hitters have an OBP of just .279 (3,931 PA’s) against RHP this season — 2nd lowest in MLB; League Avg: .310.

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

Opponents have a groundball rate of just 41% against Mariners pitchers since the start of last season — lowest in MLB; League Avg: 43%.

Opponents have a groundball rate of just 41% against Mariners pitchers since the start of 2020 — 2nd lowest in MLB; League Avg: 44%.

Opponents have a groundball rate of just 38% against Mariners pitchers over the last 14 days (11 games) — 4th lowest in MLB; League Avg: 43%.

The Athletics have allowed 7.50 runs per game (90/12) over the last 14 days (12 games) — highest in MLB; League Avg: 4.27.

In games when their opponents have scored three or more runs in an inning, the Athletics have won just just 9% of the time at home since the start of last season — lowest in MLB; League Avg: 27%.

Athletics pitchers have an ERA of 7.59 (104.1 IP) over the last 14 days (12 games) — highest in MLB; League Avg: 4.05.

Athletics pitchers have walked 111 of 1,297 batters (9%) when facing the leadoff batter in the inning this season — tied for 5th highest in MLB; League Avg: 7%.

Athletics vs. Mariners Injuries Tonight That May Affect Prop Bets 

  • Dany Jiménez (Athletics): Shoulder, D60
  • Adam Oller (Athletics): Rib, D15
  • Daulton Jefferies (Athletics): Arm, D60
  • Zachary Jackson (Athletics): Shoulder, D15
  • Paul Blackburn (Athletics): Finger, D60
  • Samuel Moll (Athletics): Shoulder, D15
  • Ramón Laureano (Athletics): Hamstring, D10
  • Deolis Guerra (Athletics): Elbow, D60
  • Thomas Murphy (Mariners): Shoulder, D60
  • Eugenio Suárez (Mariners): Finger, D10
  • Casey Sadler (Mariners): Shoulder, D60
  • Ryan Borucki (Mariners): Forearm, D15
  • Caleb Raleigh (Mariners): Thumb, Day-to-Day

Looking for a risk-free bet up to $1,000? Bet now on Athletics vs Mariners and all MLB games with BetMGM


Bet on MLB Odds at BetMGM

At BetMGM, you can bet online with updated MLB betting odds. And with live sports betting, the best online sports betting and mobile sports betting (with the BetMGM Sportsbook app) experiences are at BetMGM.

About the Author

BetMGM Betting

Read More @BETMGM

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.