Orioles vs Mariners: MLB Betting Lines, Stats and Predictions – April 13, 2021

Posted By PlayPicks Staff on April 13, 2021

A pair of surging power hitters meet on Tuesday when Trey Mancini (on a two-game homer streak) and the Baltimore Orioles (4-5) take on Taylor Trammell (home runs in two straight) and the Seattle Mariners (5-4). The Orioles are favorites (-141) for the contest, which starts at 4:05 PM ET, live from Oriole Park at Camden Yards. John Means takes the mound for Baltimore while Justus Sheffield is Seattle’s starter for the contest.

The betting insights and predictions in this article reflect betting data from DraftKings as of April 13, 2021, 2:00 AM ET. See table below for current betting odds and CLICK HERE to place a bet at DraftKings.

Orioles vs Mariners Betting Lines

Orioles Betting Insights

  • The Orioles were favored in three games last season, but they failed to win any of those contests.
  • Baltimore did not enter a game last season as a bigger favorite on the moneyline than the -141 odds on them winning this game.
  • The sportsbooks’ moneyline implies a 56.3% chance of a victory for the Orioles.
  • Games involving Baltimore went over the total set by sportsbooks in 27 of 55 chances last season.

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Mariners Betting Insights

  • The Mariners came away with 20 wins in the 48 contests they were listed as the underdogs in last season.
  • Seattle had a mark of 16-24 in contests where sportsbooks set them as +120 or longer on the moneyline.
  • The Mariners have an implied victory probability of 43.7% according to the moneyline set by oddsmakers for this matchup.
  • Seattle and its opponents hit the over in 29 of their 56 games with a total set by oddsmakers last season.

Mariners Probable Pitcher – Justus Sheffield

  • Sheffield (0-1) takes the mound first for the Mariners to make his second start this season.
  • His last time out came on Tuesday, April 6 against the White Sox, when the lefty threw five innings, surrendering four earned runs while giving up eight hits.
  • The Mariners were the underdog on the moneyline for one Sheffield start this season — they lost.
  • Pitchers reflected above are based on projections as of April 13, 2021 at 2:10 AM ET and may not be the pitchers at game time.

Orioles Hitting Splits

Split Record
Overall 4-5
Home 0-3
Road 4-2
vs LHP (Starters) 0-2
vs RHP (Starters) 4-3
Day Games 0-0
Night Games 4-5

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Orioles Probable Pitcher – John Means

  • Means heads to the mound for the Orioles to make his third start of the season, seeking his second win.
  • The left-hander last pitched on Wednesday against the Yankees, throwing 4 2/3 innings and giving up one earned run.
  • Among qualified pitchers this season, the 27-year-old’s .77 ERA ranks ninth, and his .860 WHIP ranks 20th.
  • This will be his first start this season with his team as the moneyline favorite.
  • Pitchers reflected above are based on projections as of April 13, 2021 at 2:10 AM ET and may not be the pitchers at game time.

Mariners Hitting Splits

Split Record
Overall 5-4
Home 3-3
Road 2-1
vs LHP (Starters) 1-1
vs RHP (Starters) 4-3
Day Games 3-1
Night Games 2-3

Orioles Hitting Stats

  • The Orioles averaged 1.3 home runs per game to rank 15th in MLB action with 77 total home runs last season.
  • The Orioles went 12-9 last season in games when they hit at least two home runs.
  • Maikel Franco drove in 38 runs while batting .278 last season.
  • Ryan Mountcastle hit .341 with an OBP of .393 and a slugging percentage of .500.

Mariners Hitting Stats

  • The Mariners ranked 25th in Major League Baseball with 60 home runs.
  • They were 11-4 last season when they hit two or more home runs in a game.
  • Kyle Seager had nine home runs and 40 runs batted in last season.
  • Ty France had a .305 batting average with 43 hits.

Game Prediction

Moneyline Pick: Mariners (+120)

Over/Under Pick: Over (9)

Predictions are calculated by a data-driven algorithm derived from offensive performance metrics and probable starting pitchers.

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